Histamine (HISS-tuh-meen): Histamine is a substance that the body releases during an allergic reaction. It can cause allergy symptoms that affect the eyes, nose, throat, skin, digestive system, and ...

The digestive process starts even before the first bite of food. Find out more about the digestive system and how our bodies break down and absorb the food we eat.

Choking is usually caused by food, toys, and other small objects that can get stuck in a child's windpipe. Read about how to protect kids from choking hazards.

This page has information and advice for teens about treating and living with diabetes.

Coughing is a healthy reflex that helps clear the airways. A severe cough or one that lasts more than a week requires a medical checkup. But many coughs are caused by a virus that just needs to run ...

Parents often associate sexual development with the teen years. But kids develop an emotional and physical foundation for sexuality in many subtle ways from infancy. Physical and emotional changes ...

It’s normal for people to masturbate. Some people do it to relieve stress or tension. It’s nothing to be ashamed of or embarrassed about.

Ever wonder how your eyes work? This article for kids takes you from the pupil to the retina and beyond.

Take care of yourself and your growing family by getting the advice that all new parents and parents-to-be need. Read about babyproofing your home, staying healthy during pregnancy, coping with colic, ...

A VP shunt is a small plastic tube that helps drain extra cerebrospinal fluid from the brain. Most VP shunts are placed to treat hydrocephalus.

One of the most satisfying, fun, and productive ways to unite as a family is volunteering for community service projects. It sets a good example for your kids and helps the community.

Alpha thalassemia is a blood disorder in which the body has a problem producing alpha globin, a component of hemoglobin, the protein in red blood cells that transports oxygen throughout the body.