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Disease

Head and neck cancers

Learn about innovative treatment for throat cancers, mouth cancers, tongue cancers, tonsil cancers and other cancers that affect the head and neck.
Disease

Head lice

Find out how these tiny insects that feed on blood from the human scalp can spread, along with treatment options.
Disease

Headaches in children

Find out more about headaches in children, which may or may not be serious. They can often be managed with medications and healthy habits.
Disease

Hearing loss

Age- and noise-related hearing loss are common and can affect quality of life. But many treatments are available.
Disease

Heart arrhythmia

Learn about common heart rhythm disorders that can cause your heart to beat too fast, too slow or irregularly.
Disease

Heart attack

A blockage of blood flow to the heart can damage or destroy heart muscle.
Disease

Heart disease

Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart.
Disease

Heart failure

Learn about this chronic disease that needs lifelong management. Find out what treatments help you live longer and may even strengthen your heart.
Disease

Heart murmurs

An irregular heart sound may be harmless or worrisome. Know the causes of heart murmurs and when treatment is needed.
Disease

Heart palpitations

Know when and how feelings of a rapid, fluttering or pounding heartbeat are treated.
Disease

Heart valve disease

Learn about this condition in which one or more of the heart valves doesn't work properly.
Disease

Heartburn

Occasional heartburn is a common, manageable condition — but when is it a problem?
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