Children's health
Learning Center
Nutrition for kids: Guidelines for a healthy diet
See the current children's nutrition recommendations for protein, carbohydrates, more.
Noonan syndrome
This genetic condition stops typical development in parts of the body. It may include unusual facial features, short height, heart problems or other issues.
Niemann-Pick disease
A condition passed down in families that affects how the body breaks down and uses fats. Fat buildup in cells damages the nerves, brain and other organs.
Newborn sleep: Should I wake my baby for feedings?
Get the facts about when to wake a sleeping baby for a feeding.
Neuroblastoma
Learn more about the symptoms, diagnosis and treatment of neuroblastoma, one of the most common cancers of childhood.
NSAIDs: Do they increase my risk of heart attack and stroke?
Common pain medications such as ibuprofen or naproxen sodium may increase the risk of heart attack and stroke.
Mosquito bites
Learn about the many ways to prevent mosquito bites and how to ease the itch if you are bitten.
Mitral valve disease
Learn more about diseases that affect the valve between the left heart chambers, including mitral valve regurgitation and mitral valve stenosis.
Microcephaly
Learn more about microcephaly, when an infant's head is smaller than expected. The condition affects child development.
Metachromatic leukodystrophy
This rare genetic disorder causes fatty substances (sulfatides) to build up in your brain and nervous system, causing progressive loss of nerve function.
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