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135 Search results starting with "H"

Disease

Hyperparathyroidism

Learn about symptoms, tests and treatment for this condition caused by overactivity of the parathyroid glands.
Disease

Hyperthyroidism (overactive thyroid)

Understand what happens when your thyroid is overactive and learn about treatment for this condition.
Disease

Hypertrophic cardiomyopathy

In this condition, the heart muscle thickens, which makes it harder for the heart to pump blood. Learn about the causes and treatment.
Disease

Hypoglycemia

Low blood sugar can cause uncomfortable symptoms, such as dizziness and confusion, and can quickly become serious if left untreated.
Disease

Hyponatremia

Hyponatremia is the term used when your blood sodium is too low. Learn about symptoms, causes and treatment of this potentially dangerous condition.
Disease

Hypoparathyroidism

Learn more about this condition in which low levels of parathyroid hormone upset the balance of calcium and phosphorus in the body.
Disease

Hypopituitarism

Learn about the symptoms and treatment of this rare condition caused by a problem with the pituitary gland.
Disease

Hypoplastic left heart syndrome

Learn more about this rare congenital heart defect that causes the left side of the heart to not develop fully and be small.
Disease

Hypospadias

This condition happens before birth. The opening of the urethra is on the underside of the penis instead of at the tip. Learn about treatment.
Disease

Hypothermia

Learn about symptoms, treatment and prevention of this life-threatening condition in which the body loses heat faster than it can generate it.
Disease

Hypothyroidism (underactive thyroid)

Understand what happens when your thyroid is underactive and learn about treatment for this condition.
Disease

Idiopathic hypersomnia

Learn about this sleep condition that causes extreme sleepiness during the day and trouble waking up from sleep.
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