Health Library A to Z

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• Asthma Attack Triggers
Your child's asthma may be triggered by a number of things: pollen, molds, certain foods, strong odors, or even exercise.

• Blocked Tear Duct (Dacryostenosis)
A blocked tear duct can occur in one or both eyes. The blockage may be present at all times, or it may come and go.

• Identifying Teratogens
Detailed information on identifying teratogens

• Injuries to the Teeth
The injury may be to a primary tooth or a permanent tooth. A tooth can be cracked, chipped, or totally detached from its socket.

• Pharyngitis and Tonsillitis in Children
Detailed information on pharyngitis and tonsillitis, including causes, symptoms, diagnosis, and treatment

• Recognizing Urologic or Gynecologic Problems
Vaginal bleeding and discharge are a normal part of a teen girl's menstrual cycle. If your daughter notices anything different or unusual, talk with your teen's health care provider.

• Tackling Kids' Sports Injuries
Enroll your child in organized sports groups or clubs that demonstrate a commitment to injury prevention. Coaches should be trained in first aid and insist on proper use of safety equipment.

• Take a Hard Line Against Soft Drinks
Kids who drink soda tend to eat fewer fruits and vegetables, and get less calcium, protein and vitamins A and D, because they are drinking less milk. They also take in more calories.

• Take a Hike to Family Fitness
Even if you live in the city, you can still get out for a walk together to a city park or to the store.

• Taking Baby's Temperature
For a parent who needs to take an infant's or child's temperature, there are now three digital options.

• Taking Terror Out of Nightmares: Tips for Parents
Expert explains how to ease children's fears and possibly prevent bad dreams

• Taking Your Baby Home
Your baby is finally ready to come home. Turn your nervous energy into positive action. Make a checklist for what you and she needs before leaving the hospital so that you can create a safe home environment. Here’s a list of items to get you started.

• Talk to Your Kids About the Colorado Killings
Mental health experts say children and teens need reassurance at times like this

• Talk With Your Kids About These Issues
Talking with your child about drugs, alcohol and tobacco is tough. But you can't afford to ignore these topics. Children learn about these substances and feel pressure to use them at a very young age.

• Talking Sex with Your Teen
With studies showing that more than half of America's teenagers have experienced sexual intercourse by the age of 18, educating kids about sex is something all parents need to do.

• Tap-Water Chemical May Be Linked to Food Allergy
Pesticide-treated fruits, vegetables may also harbor the compound, researchers say

• Teach Teens to Stretch
An adolescent athlete can never stretch too much, experts say. Stretching to stay flexible is vital -- particularly when a child reaches puberty and goes through a growth spurt.

• Teach the Joy of Gift Giving
Here are some ideas: Adopt a family in need for the holidays. Encourage your child to pass on toys he or she has outgrown.

• Teach Your Children Safety, Awareness
You want to keep your children safe, yet not make them virtual prisoners in their own home.

• Teaching Children Good Sportsmanship
Good sportsmanship is one of the life lessons that children can learn from sports. Its hallmarks include being able to win without gloating, respecting one’s opponents, and being able to lose gracefully.

• Teaching Kids to Wash Their Hands
It's hard enough to get grownups to wash up. Only two-thirds of adults wash their hands after they use the restroom, studies show.

• Teaching Young Hockey Players to Body Check Doesn't Cut Injury Risk
Learning to take a hit doesn't make children less likely to sustain injuries, study says

• Teaching Your Child to Ride a Bike
You may have learned to ride a bike with your mom or dad running alongside to keep you from falling. That method still works, but there's an alterative that separates learning to balance from the other skills needed to ride.

• Technique IDs Deadliest Whooping Cough Cases
Take white blood cell counts early and often, study says

• Techniques for Taming Tantrums
Preventing a tantrum is much easier than stopping one. Here are ideas on how to do that.

• Teen Births Hit Record Low, CDC Reports
Preterm and low-birth-weight babies also down, researchers add

• Teen Births May Increase Risk of Obesity Later in Life
Having a child before age 20 linked to 32 percent greater odds of obesity, study finds

• Teen Drinkers May Feel Like Social Outcasts: Study
Those who abuse alcohol also have worse academic performance

• Teen Girls Who Smoke May Up Risk for Future Bone Disease
Half of women's bone accumulation takes place during these early years, researchers say

• Teen Obesity Linked to Mom's Smoking in Pregnancy: Study
Structural changes in brain may trigger preference for fatty foods, researchers say

• Teen Pregnancy-Prevention Program Works, Study Says
Youth development is an essential component

• Teen Suicide
Suicide is the third leading cause of death in 15- to 24-year-olds. The strongest risk factors for attempted suicide in youth are depression, substance abuse, and aggressive or disruptive behaviors.

• Teen Suicide: Learning to Recognize the Warning Signs
More than 70 percent of teens who attempt or commit suicide do so in a state of crisis, responding to some acute conflict with peers, parents, or other authorities.

• Teenage Drivers
Detailed information on teen driving, including safety tips

• Teens and Prescription Drugs
Many young people take prescription drugs because they believe they are safer than street drugs, but they can be just as dangerous if taken improperly.

• Teens and Talk: What's a Parent to Do?
At the parent-teen communication gap, a simple parent-child conversation just isn't simple anymore. That's because when kids get to be teenagers they think differently than children.

• Teens and the Self-Esteem Shield
Research shows that adolescents who grow up with high self-esteem are far less likely to abuse drugs or drink, compared with children who grow up without much sense of self-worth.

• Teens Benefit by Spending More Time With Parents
Encounters with Dad may boost self-worth and social skills the most, research suggests

• Teen's Death From Chickenpox Highlights Need for Vaccination, CDC Reports
Prior inoculation probably would have protected her, experts say

• Teens Don't Really Like Taking Risks, Study Finds
But they're more comfortable with uncertain outcomes than adults are, researchers say

• Teens' Friends Can Influence Their School Performance
Study shows students whose buddies have better GPAs more likely to improve their own test scores

• Teens' Lifestyle Choices Affect Their Blood Pressure
Australian study found more hypertension risk in boys who drink, girls who use birth control pills

• Teens Whose Moms Smoked While Pregnant May Have Worse Asthma
Study followed black, Hispanic adolescents

• Teething
A baby's first tooth usually appears between 5 and 7 months of age. Often, the two middle bottom teeth come through the gums first, followed by the middle four upper teeth.

• Teething Baby? Avoid Benzocaine, FDA Says
This over-the-counter anesthetic can lead to a deadly condition in children

• Television and Children
Detailed information on television and children, including suggestions for helping set good television viewing habits

• Temper Tantrums
These fits of rage—the stomping, screaming, and falling on the floor—are a normal part of childhood development. Temper tantrums often occur only with a parent. They are a way for the child to communicate his or her feelings.

• Temporary Tattoos May Leave Permanent Damage
As spring break nears, FDA warns that seemingly harmless lark might blister, scar skin

• Tennis Elbow
Tennis elbow is a repetitive stress injury of the elbow that occurs when the muscles and tendons in the elbow area are torn or damaged.

• Teratogens Overview

• Testicular Torsion
Detailed information on testicular torsion, including causes, symptoms, diagnosis, and treatment

• Testing and Lab Procedures for the Newborn in Intensive Care
It’s important that babies in intensive care undergo regular testing so they get the important care they need. Here are common seven lab tests used in the newborn intensive care unit. Make sure to ask your baby’s doctor about them.

• Testing for Birth Defects
Detailed information on testing for birth defects

• Tetanus in Children
Tetanus is an acute, sometimes fatal, disease of the central nervous system, caused by the toxin of the tetanus bacterium, which usually enters the body through an open wound.

• Tetralogy of Fallot
Tetralogy of Fallot is a complex condition of several congenital heart defects.

• Texas-Mexico Border Violence May Harm Kids' Mental Health
Behavior problems reflect continuing crime in Mexico, study shows

• Texting Doesn't Replace the Feel-Good Effects of Talking, Study Says
Girls who actually spoke to their mothers experienced positive physical responses

• Thalassemia
Detailed information on thalassemias, including alpha thalassemia, beta thalassemia (Cooley's anemia)

• The Benefits of Mother's Own Milk
Premature babies who receive their own mothers' milk develop better eye function. They, and other high-risk babies fed mothers' milk, usually perform better on different kinds of intelligence tests as they grow older.

• The Craniofacial Team
Detailed information on craniofacial anomalies and the craniofacial anomaly treatment team

• The Dangers of Binge Drinking
Too many young people are participating in a dangerous practice called binge drinking, or drinking to intoxication. It's defined as having five or more drinks in a row for men; for women, it’s four-plus drinks in a row.

• The Day of Surgery
Before coming to the hospital, remove any watches, necklaces, or earrings that your child wears and leave them at home so they are not misplaced.

• The Difference Between a Chromosome Abnormality and a Single Gene Defect
A person can have normal chromosomes in number and structure, but still have a disease or condition caused by a mutation in one or more of the genes on the chromosomes.

• The Do's and Don’ts for Children's Meds
There are some simple rules for using over-the-counter (OTC) medicines for children. The first and most important: NEVER give any OTC medicine to children 2 years and under without a doctor's advice, says the American Academy of Pediatrics.

• The Dying Process
Understanding the physical and mental changes the body goes through as death occurs, may help alleviate some fears and misconceptions about death.

• The Facts About Marijuana
Knowing about marijuana can help you recognize its use in children and others and help a user seek treatment.

• The Genetics of Cystic Fibrosis
Detailed information on cystic fibrosis, including genetics

• The Growing Child
Detailed information on the growth and development of a child

• The Growing Child: 1 to 3 Months
At this stage of growth, your baby will gain 1-1/2 to 2 pounds in weight and more than an inch in height each month.

• The Growing Child: 10 to 12 Months
Your child can now says da-da and ma-ma, and possibly two other words, as well. He or she can also make a simple gesture such as shaking the head.

• The Growing Child: 1-Year-Olds
Your child is a toddler now and very active! He or she can climb stairs while holding on and play with push and pull toys.

• The Growing Child: 2-Year-Olds
Speech at this age is becoming clearer. Your child has a vocabulary of 200 to 300 words and can tell his or her age and name.

• The Growing Child: 3-Year-Olds
Most 3-year-olds have lost the rounded tummy of a toddler. Your child can use a spoon well and can wash and dry his or her hands.

• The Growing Child: 4 to 6 Months
This age is very social, and babies begin moving in much more purposeful ways.

• The Growing Child: 7 to 9 Months
A baby of this age rolls over easily from front to back and back to front, and bounces when supported to stand.

• The Growing Child: Adolescent (13 to 18 Years)
Adolescence is a time for growth spurts and puberty changes. Sexual maturation may occur gradually or several signs may become visible at the same time.

• The Growing Child: Newborn
In the first month of life, babies usually catch up and surpass their birthweight, then steadily continue to gain weight.

• The Growing Child: Preschool (4 to 5 Years)
Children at this age begin to understand concepts and can compare abstract ideas.

• The Growing Child: School-Age (6 to 12 Years)
Although friendships become more important at this age, children are still fond of their parents and like being part of a family.

• The Hospital Setting
Many surgeries performed on children are done as an outpatient. With minor surgeries, your child will return to the outpatient surgery center after spending the required time in the recovery room.

• The Human Genome Project
Detailed information on the Human Genome Project how it relates to the identification and treatment of cancer

• The Kidneys
Detailed anatomical description of the kidneys

• The Liver
Detailed anatomical description of the liver and liver transplantation in children

• The Lungs
Detailed anatomical description of the lungs and lung transplantation in children

• The Lymphatic System
Detailed anatomical information on the lymphatic system

• The Metabolic Syndrome Puts Teens at Risk
Doctors think teens who have the metabolic syndrome face a high risk for the early onset of type 2 diabetes and heart disease.

• The Moms' Guide to Meal Makeovers
Taking small steps each week in the right direction in terms of what you buy and cook can improve your family's eating habits.

• The Neonatal Intensive Care Unit (NICU)
NICUs provide specialized care for the tiniest patients. NICUs may also have intermediate or continuing care areas for babies who are not as sick but do need specialized nursing care.

• The Operating Room
Your child will need to know that people in the operating room will be wearing surgical clothes to help prevent germs from infecting the surgical incision.

• The Pediatrics Orthopedic Team
Detailed information on each member of the pediatric orthopedic treatment team

• The Respiratory System in Babies
By about 35 weeks gestation, most babies have developed adequate amounts of surfactant, a substance normally released into the lung tissues to lower surface tension in the airways. This helps keep the air sacs in the lung open.

• The Road to Table Food
At the beginning of your baby’s life, milk was the only thing she needed to grow. Now she’s grown by leaps and bounds and even has teeth! You may be wondering how to introduce her to solid foods. Here’s a guide to how and when to introduce her to new foods.

• The Skinny on Skin
The skin is your body's largest organ. It protects you against bacteria, viruses, dirt, wind, heat and cold. And it serves as a "window" to the body, alerting doctors when something is wrong.

• The 'Soft Teeth' Myth
Children who inherit the family trait of cavities don’t have “soft teeth,” as many people suspect. Instead, a mother’s dental history may be to blame. But with the right habits, you can help prevent cavities in your little one.

• The Supermarket as Classroom
Walking the aisles, you can talk about making wholesome food choices, show how ads drive purchases, and expose your child to new fruits and vegetables.

• The Surgical Team for Children
Most surgical teams include a surgeon, an anesthesiologist, a nurse anesthetist, and an operating room nurse. The number of team members differs depending on the type of surgery performed.

• The Trouble with Bullies
Bullying comes in different forms. It is commonly thought of as an actual or threatened act of physical violence. But name calling, spreading rumors, unrelenting teasing, and deliberately excluding a child from an activity can be other forms of bullying. Racial slurs, mocking cultural traditions, and unwanted physical contact are bullying.

• Thermal Injuries
Detailed information on thermal injuries in children

• They're Cute, But Chicks Carry Salmonella Dangers
Major 2012 outbreak was linked to mail-order chicks, ducklings, CDC says

• Thin Placenta Might Be Linked to Sudden Cardiac Death Later in Life
Reduced nutrients, impaired development of fetus may raise risk in adulthood, study suggests

• Third-Degree Burns
This type of burn destroys the top two layers of skin. Treatment for third-degree burns depends on the amount of body surface area affected.

• Those Childhood Piano Lessons Should Start Early
Research shows that musical training that begins before the age of 7 boosts motor skills

• Thousands of U.S. Babies Born With Cleft Lip, Palate Each Year
But most of the time surgery can correct the defect, experts say

• Thrombocytopenia
Thrombocytopenia is a condition in which a baby has too few platelets—the blood cells needed for clotting.

• Thrush
Thrush is a yeast infection in the mouth and throat of babies. Babies usually contract the organism from the mother's body during delivery and may develop thrush as early as 2 weeks old.

• Thumb Sucking
Thumb sucking is normal in infants and young children. It shouldn't cause any permanent problems if your child stops by age 5.

• Thyroglossal Duct Cyst
Detailed information on thyroglossal duct cyst, including cause, symptom, diagnosis, and treatment

• Thyroid Conditions
Detailed information on thyroid conditions and pregnancy

• Thyroid Treatment Guidelines for Pregnant Women Revised
Overactive or underactive thyroid can lead to dangerous medical conditions for mothers, newborns

• Tibial Torsion
Tibial torsion causes a child's feet to turn inward, or to have what is also known as a "pigeon-toed" appearance.

• Tick Bite Diseases
Ticks feed on human blood. Most tick bites are harmless, but some species can cause serious diseases.

• Tick Bites
Ticks attach themselves to the scalp, behind the ear, in the armpit and groin, and also between fingers and toes. Tick bites often occur at night and are more common in the spring and summer months.

• Tilt Table Evaluation
Detailed information on tilt table testing, also called upright tilt testing, including reasons for the procedure, risks of the procedure, what to expect, and discharge instructions

• Time-in Time-out
Detailed information on child discipline and time-out

• Tinea Infections (Ringworm) in Children
Detailed information on the most common types of ringworm, including diagnosis and treatment

• Tinea Versicolor in Children
Detailed information on tinea versicolor, including symptoms, diagnosis, and treatment

• Tiny Batteries Pose Growing Threat to Kids
So-called button batteries can cause choking and death, report warns

• Tip the Scales in Your Child's Favor
Excess childhood weight is placing "an unprecedented burden" on children's health. It's triggering a host of dangerous health problems once seen only in adults.

• Tips for Memorable Family Road Trips
Word games, attraction stops help, but avoid smelly food spills, take-along work

• Tips on Coping With Daylight Saving Time
Tweaking sleeping, eating, drinking and online habits all can help, experts advise

• Tips to Keep Kids Safe, Warm During Winter
Hypothermia, frostbite occur more frequently among children, expert warns

• Tips to Lower Toddlers’ Choking Risks
Before your child’s fourth birthday, create a safe environment by avoiding certain foods and keeping small objects out of reach.

• To Help With Dyslexia, S p a c e L e t t e r s A p a r t, Study Says
Technique boosted kids' reading speed by more than 20 percent and doubled text-reading accuracy, researchers say

• To Improve School Nutrition, Involve Teachers and Parents
Junk-food 'interventions' decreased consumption of unhealthy foods and beverages by 30 percent

• Toddler
Detailed information on toddler health

• Toddler Nutrition
Mealtime with a toddler can be challenging, because children at this age are striving for independence and control. It's best to provide structure and set limits.

• Toddler Play
Ideas for toddler toys: a rocking horse, a shovel and a bucket, and toys that can be pushed or pulled.

• Toddler Problems of the Teeth and Mouth
Detailed information on toddler problems of the teeth and mouth

• Toilet-Training
Detailed information on toilet-training your child

• Too Few Kids Use Fast-Food Calorie Info, Study Finds
Girls and obese children are likelier to take advantage of this knowledge

• Too Much Bottled Water Might Harm Kids' Teeth
As Americans rely less on tap water, lack of fluoride could be a concern, experts say

• Too Much Coffee in Pregnancy Tied to Smaller, Later Newborns, Study Says
Pregnant women should limit the amount of caffeine they take in, experts state

• Too Much Dairy, Carbs Might Harm Men's Sperm
New studies also suggest women's diets could affect IVF success

• Too Much Juice?
Fruit juice contains a lot of natural sugar, so drinking too much can cause obesity, stunted growth, digestive problems and tooth decay.

• Too Much Screen Time May Harm Kids' Fitness
Children less connected to wired world seem to be in better shape, study finds

• Too Much TV May Make Kids Antisocial, Study Suggests
Spending hours in front of the tube at age 5 linked to bad behavior at age 7, researchers say

• Tooth Decay (Caries or Cavities) in Children
Tooth decay first appears as white spots on the teeth. The cavity then turns a light brown color and progressively becomes darker.

• Toothache (Pulpitis)
Detailed information on toothache, including causes, symptoms, diagnosis, and treatment

• Topic Index - Adolescent Medicine
Detailed information on adolescent medicine, including growth and development, cognitive development, relationship development, health and injury problems, and safety

• Topic Index - Allergy, Asthma, and Immunology
Detailed information on allergy, asthma, and immunology

• Topic Index - Burns
Detailed information on burns, including anatomy, classification, treatment, and prevention

• Topic Index - Cardiovascular Disorders
Detailed information on cardiovascular diseases in children

• Topic Index - Care of the Terminally Ill Child
Detailed information on care of the terminally ill child

• Topic Index - Child and Adolescent Mental Health
Detailed information on child and adolescent mental health disorders

• Topic Index - Common Childhood Injuries and Poisonings
Detailed information on the common poisonings and injuries of children

• Topic Index - Craniofacial Anomalies
Detailed information on craniofacial anomalies, including Cleft Lip, Cleft Palate, Craniosynostosis, Deformational Plagiocephaly, Hemifacial Microsomia, Vascular Malformations, and Hemangiomas

• Topic Index - Dental and Oral Health
Detailed information on dental and oral health in children

• Topic Index - Dermatology for Children
Detailed information on dermatology and children

• Topic Index - Diabetes and Other Endocrine and Metabolic Disorders
Detailed information on diabetes and other endocrine and metabolic disorders that affect children

• Topic Index - Digestive and Liver Disorders
Detailed information on digestive disorders in children

• Topic Index - Ear, Nose, and Throat
Detailed information on ear, nose, and throat disorders in children

• Topic Index - Eye Care for Children
Detailed information on eye disorders in children

• Topic Index - Genitourinary and Kidney Disorders
Detailed information on genitourinary and kidney disorders in children

• Topic Index - Growth and Development
Detailed information on proper health maintenance for a child

• Topic Index - Hematology and Blood Disorders in Children
Detailed information on blood disorders, including Anemia, Aplastic Anemia, Hemolytic Anemia, Iron Deficiency Anemia, Megaloblastic Anemia, Sickle Cell Anemia, Thalassemia, Alpha Thalassemia, Beta Thalassemia (Cooley's Anemia)

• Topic Index - High-Risk Newborn
Detailed information on high-risk newborns

• Topic Index - High-Risk Pregnancy
Detailed information on high-risk pregnancy

• Topic Index - Infectious Diseases in Children
Detailed information on infectious diseases in children

• Topic Index - Medical Genetics
Detailed information on medical genetics, including chromosome abnormalities, single gene defects, multifactorial inheritance, teratogens, and non-traditional inheritance

• Topic Index - Neurological Disorders
Detailed information on neurological disorders in children

• Topic Index - Normal Newborn
Detailed information on newborn care

• Topic Index - Orthopedics
Detailed information on orthopaedic disorders in children

• Topic Index - Pediatric Arthritis and Other Rheumatic Diseases
Detailed information on pediatric arthritis and other rheumatic diseases

• Topic Index - Respiratory Disorders in Children
Detailed information on the most common types of respiratory disorders, including symptoms, prevention, diagnostic, and treatment information

• Topic Index - Safety and Injury Prevention
Detailed information on safety and injury prevention of children

• Topic Index - The Child Having Surgery
Detailed information on surgery in children

• Topic Index - Transplantation
Detailed information on transplantation in children

• Toss Your Baby Walker, Pediatricians Say
Walkers can cause children to roll down stairs, causing head injuries and even death. This is the most common way children get hurt in walkers.

• Total Anomalous Pulmonary Venous Return
In this condition, the four pulmonary veins are connected somewhere besides the left atrium.

• Tote Your Baby in a Sling—Safely
Slings are a popular, natural way to carry your baby, but recent government warnings showed these slings can also be dangerous. Learn how to carry your baby safely.

• Tourette's Disorder
A person with Tourette's disorder develops multiple repeated tics. The tics are abrupt, purposeless, and involuntary vocal sounds or muscular jerks.

• Toxic Epidermal Necrolysis in Children
Detailed information on toxic epidermal necrolysis, including symptoms and treatment

• Toxic Shock Syndrome
Detailed information on toxic shock syndrome, including symptoms, diagnosis, treatment, and prevention

• Toy Safety
Detailed information on toy safety and injury prevention in children

• Toy Safety--Identifying High-Risk Situations
Small toys or toys with small removal parts are not appropriate for children ages 3 and younger.

• Toy Safety--Injury Statistics and Incidence Rates
Almost half of all toy-related injuries occur to the head and face area. Most riding toy-related injuries occur when a child falls from a toy.

• Toy Safety--Prevention
To make sure a toy is appropriate for your young child, check the label. In general, most toys on the market today are safe.

• Tracheoesophageal Fistula and Esophageal Atresia
Detailed information on tracheoesophageal fistula and esophageal atresia, including symptoms, diagnosis, and treatment

• Traffic Smog Tied to Serious Birth Defects
California study found higher risk of spinal cord, brain disorders

• Trampoline Troubles
Trampolines are popular. Thousands of children are rocketing skyward, and trampoline injuries are also on the rise.

• Transesophageal Echocardiography
Detailed information on transesophageal echocardiography, also called TEE or heart scan with endoscopy, including reasons for the procedure, risks of the procedure, what to expect, and discharge instructions

• Transient Tachypnea of the Newborn
Transient tachypnea of the newborn is a term for a mild respiratory problem of babies that begins after birth and lasts about three days.

• Translocation Down Syndrome
Detailed information on translocation Down syndrome

• Translocations
Detailed information on chromosome translocations, including reciprocal translation and Robertsonian translocation

• Transposition of the Great Arteries (TGA)
Because of abnormal development of the fetal heart, the large vessels that take blood away from the heart to the lungs, or to the body, are improperly connected.

• Trauma
Detailed information on neurological trauma in children

• Treat Children's OTC Drugs With Care
Over-the-counter drugs can help ease a child's aches and pains, but you should know a few things before you pop open a bottle.

• Treat Kids' Headaches Seriously
Youngsters' most common head pain is a tension headache—a dull ache that feels like pressure around the head.

• Treating Minor Childhood Injuries
Scrapes and sprains are a fact of life for most children, so it’s good to know what to do when they come home with a minor injury.

• Treating Teen Acne
Just about every teen will find at least one blackhead or whitehead on his or her skin by age 17, and some teens will develop more severe acne, which can leave scarring if not treated.

• Treatment for Arthritis and Other Rheumatic Diseases in Children
Detailed information on treatment for arthritis and other rheumatic diseases

• Tree Nut Allergy Diet for Children
Detailed information on tree nut allergy, a type of food allergy, including how to read a label for a tree nut-free diet

• Tricuspid Atresia (TA)
In tricuspid atresia, the tricuspid valve, normally located between the right atrium and the right ventricle, does not develop properly.

• Trinucleotide Repeats: Fragile X Syndrome
Detailed information on trinucleotide repeats, including fragile X syndrome

• Trisomy 18 and 13
Trisomy 18 and trisomy 13 are genetic disorders that present a combination of birth defects including severe mental retardation, as well as health problems involving nearly every organ system in the body.

• Truncus Arteriosus
Truncus arteriosus occurs when the aorta and the pulmonary artery fail to separate completely during fetal development.

• Tuberculosis (TB) in Children
Detailed information on tuberculosis, including risks, symptoms, causes, diagnosis, and treatment

• Turner Syndrome
Turner syndrome is a genetic disorder seen in girls that causes them to be shorter than others and to not mature sexually as they grow into adulthood.

• Turning Off the Tube Linked to Healthier Weight in Teens
Study that limited TV time for a year found that kids, but not adults, gained fewer pounds

• TV for Kids Filled With Social Bullying, Study Finds
But it's unknown if popular shows influence behavior

• TV vs. Activity: Key Choice for Kids
New studies show that a sedentary child will likely become a sedentary adult, and a sedentary life leads to a host of health problems, from obesity to heart disease.

• Two Languages Better Than One for Kids' Brains: Study
Bilingual children excel at problem-solving, creative thinking, research suggests

• Tylenol Overdose Can Be Deadly for a Child
Doctors, pharmacists urged to educate parents about possible hazards

• Type 1 Diabetes Up 70 Percent in Kids, Study Finds
Experts suspect the jump may be linked to unknown environmental causes

• Type 2 Diabetes Progresses Faster in Kids, Study Finds
High blood pressure, other complications seen in adolescence

• Types of Allergens
Detailed information on allergy triggers and symptom control

• Types of Chromosome Abnormalities
Detailed information on the different types of chromosome abnormality

• Uses of Genetic Testing
Detailed information on the uses of genetic testing