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Health Library A to Z

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  • Measles (Rubeola) in Children
  • Measles (rubeola) is a respiratory illness caused by a virus. It causes a red, blotchy rash. It’s a very contagious illness.

  • Newborn Reflexes
  • Ever wonder why your baby flings his arms out sideways when startled? This reaction - called the Moro reflex - is one of many natural reflexes your newborn should exhibit. Read on to learn about common newborn reflexes and what they mean.

  • Rabies in Children
  • Rabies is a viral infection that attacks the nervous system. Once symptoms develop, it is often fatal. But a rabies vaccine, or a series of vaccines, given soon after contact with an animal infected with rabies can prevent the illness.

  • Raising Kids with Self-Esteem
  • 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.

  • Reading to Kids Helps Their Development
  • Research shows that reading regularly to young children, especially those between ages 6 months and 5 years, is central to their overall growth and development.

  • Relationship Development
  • The teen years bring a focus on social interactions and friendships. This includes same-gender friends, same-gender groups of friends, and cross-gender groups of friends. In addition, sexual maturity triggers teens' interest in dating and sexual relationships.

  • Renal Failure
  • Detailed information on renal failure, including symptoms, diagnosis, treatment, and diet

  • Respiratory Syncytial Virus (RSV) in Children
  • RSV is a viral illness that causes symptoms such as trouble breathing. It’s the most common cause of inflammation of the small airways in the lungs (bronchiolitis) and pneumonia in babies.

  • Retinoblastoma in Children
  • Retinoblastoma is a rare cancer of the retina of the eye. The retina is in the back of the eye. It’s the part of the eye that receives light. Retinoblastoma is the most common tumor affecting the eye in children. It almost always occurs in children less than 5 years old.

  • Retinopathy of Prematurity
  • Retinopathy of prematurity is an eye problem that happens to premature babies. The retina lines the back of the eye. It receives light as it comes through the pupil. From there, the optic nerve sends signals to the brain. Retinopathy of prematurity is a problem of the blood vessels of the retina.

  • Reye Syndrome in Children
  • Reye syndrome is a rare but very serious illness that causes brain swelling and liver damage. It can also affect all the body’s organs.

  • Rhabdomyosarcoma in Children
  • Rhabdomyosarcoma is a type of cancer. It starts in cells that should grow into skeletal muscle cells. Skeletal muscles control voluntary muscle movements. These are movements we can control. This rare cancer is most common in children under age 10.

  • Ringworm in Children
  • Ringworm is a type of skin infection cause by a fungus. It looks like a red skin rash that forms a ring around normal-looking skin. Ringworm can be of several types.

  • Risk Factors for Pregnancy
  • Detailed information on identifying potential risks of a pregnancy as an important part of preconception care

  • Roseola in Children
  • Roseola is a contagious viral illness. It causes a high fever and then a rash that develops as the fever goes away.

  • Rotavirus Infection in Children
  • Rotavirus is a contagious virus that causes nausea and diarrhea. It is the leading cause of severe infectious diarrhea in children.

  • Rubella in Children
  • Rubella is a viral illness that causes a mild fever and a skin rash. It is also called German measles, but is not caused by the same virus that causes measles (rubeola).