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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: Lactose Intolerance

Lactose intolerance happens because the body has trouble digesting a kind of sugar that's in milk products.

A to Z: Lateral Malleolar Fracture

See: Fracture, Lateral Malleolus.

A to Z: Legg-Calvé-Perthes Disease

Learn about this rare hip disorder, which is most common in boys.

A to Z: Li-Fraumeni Syndrome

This genetic condition makes a person more likely to get cancer during his or her lifetime. Learn more here.

A to Z: Lipoma

A lipoma is a non-cancerous mass of fat cells that grows under the skin.

A to Z: Lumbago

Learn about causes of back pain and conditions that affect the back and spine.

A to Z: Lyme Disease

Lyme disease is a bacterial infection spread through the bite of deer ticks.

A to Z: Lymphadenitis

Learn about bacterial infections and problems of the lymphatic system.

A to Z: Lymphangioma Circumscriptum

Learn about congenital defects and conditions that affect the lymphatic system.