Infants and Toddlers

Phenylketonuria (PKU) is a rare condition where babies are born with the inability to process an essential amino acid called…

Plagiocephaly is most commonly known as flat head syndrome. It is a condition with various levels of severity, treatments, and…

Pneumonia is an infection of the lungs that can cause mild to severe symptoms, depending on the cause, your age,…

What is pyloric stenosis? Pyloric stenosis is a medical condition. It is a narrowing of the opening between the stomach and the small intestine. That space is called the pylorus. It often occurs in babies younger than 6 months. It is more common in

Learn why your child may get several infections while he or she is still young.

Respiratory syncytial virus (RSV) is a common virus that affects your lungs and breathing. People of all ages can get…

Rickets is a rare disorder that affects children’s bones, causing them to soften and break easily.

Rosacea is a common skin condition that occurs on the face. It is marked by redness, which can be relieved…

Rotavirus is a highly contagious infection commonly affecting babies and young children. A rotavirus vaccine offers some, but not full,…

Learn about the causes of and treatment options for seborrheic dermatitis.

Sensory processing disorder (SPD) affects how your brain processes sensory information, such as things you see, hear, smell, taste, or…

Spina bifida is a birth defect that affects the development of a baby’s spine during the mother’s pregnancy. The baby’s…

Spinal cord injuries (SCIs) can be caused by an accident or disease. Learn about the symptoms, treatment, and outlook of…

Learn about the causes of and treatments for strabismus, or cross-eyes.