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kidshealth library

health & safety topics

Your child's health and safety is our top priority. Please search our resource library for information on health, nutrition, fitness, injury prevention and other important topics.

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A to Z: Hyperopia

Hyperopia is farsightedness, a common condition in which someone can see things in the distance clearly, but things that are closer appear blurry.

A to Z: Hypertension, Intracranial

Learn about causes of vision loss and conditions that can affect the brain and nervous system.

A to Z: Hypertension, Primary

Learn about types of high blood pressure and conditions that can affect the heart and blood vessels.

A to Z: Hypertension, Pulmonary

Learn about types of high blood pressure and conditions that can affect the lungs and heart.

A to Z: Hypertriglyceridemia

In this common condition, there is a high level of fats called triglycerides in the blood. Learn how this is related to diet, lifestyle, and heart disease here.

A to Z: Hypertrophy, Tonsillar (Enlarged Tonsils)

Tonsillar hypertrophy, or enlarged tonsils, can happen due to an ongoing (chronic) condition or a temporary effect of an infection.

A to Z: Hyphema

Hyphema is a condition that happens when blood collects in the front part of the eye.

A to Z: Hypogammaglobulinemia

Learn about complications of white blood cell deficiencies and conditions that affect the immune system.

A to Z: Hypoglycemia

Learn more about hypoglycemia, a condition where glucose levels drop below normal.

A to Z: Hyponatremia

Hyponatremia is an abnormally low level of sodium in the blood.