What Is Diabetes? Diabetes happens when the body can't use glucose normally. Glucose is a type of sugar that comes from the food we eat. It's the main source of energy for all the body's cells.

Medically reviewed by: Joseph H. Piatt Jr., MDThis link opens in a new tab Learn About Neurosurgery Care at Nemours Children's HealthThis link opens in a new tab A ventriculoperitoneal (VP) shunt is a ...

Strep throat is a disease caused by a tiny ball-shaped type of bacteria (say: bak-TEER-ee-uh) called group A strep. If a kid has strep throat, the doctor will give them medicine called an antibiotic ...

Medically reviewed by: Amy W. Anzilotti, MDThis link opens in a new tab Learn About Pediatric Neurology (Brain & Nervous System Care) at Nemours Children's HealthThis link opens in a new tab Chiari I ...

Medically reviewed by: Lauren M. O'Donnell, PsyDThis link opens in a new tab Learn About Behavioral Health (Psychology and Psychiatry) at Nemours Children's HealthThis link opens in a new tab Whatever ...

Medically reviewed by: Larissa Hirsch, MDThis link opens in a new tab Learn About Primary Care Pediatrics at Nemours Children's HealthThis link opens in a new tab The male reproductive system is made ...

Medically reviewed by: Melanie L. Pitone, MDThis link opens in a new tab Learn About Emergency Medicine at Nemours Children's HealthThis link opens in a new tab Before you get behind the wheel, get ...

Lou Gehrig's disease is a health problem where the muscles don’t work well. The disease was named after Lou Gehrig, a famous baseball player who was diagnosed with the condition in the 1930s. People ...

Medically reviewed by: Melanie L. Pitone, MDThis link opens in a new tab Learn About Allergy & Immunology Care at Nemours Children's HealthThis link opens in a new tab An allergy (say: AL-ur-jee) is ...

Medically reviewed by: Ricki S. Carroll, MDThis link opens in a new tab Learn About Genetics at Nemours Children's HealthThis link opens in a new tab Sanfilippo (san-fuh-LEE-po) syndrome is a rare ...

Acanthosis nigricans (pronounced: ah-kan-THO-sis NY-gruh-kans) is a skin condition. It causes thicker and darker patches or streaks, usually in skin creases and folds, such as the sides and back of ...

Hearing loss makes it hard to hear or understand sounds. This happens when there is a problem with one or more parts of the ear, the nerves coming from the ears, or the hearing part of the brain. Some ...