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Migraine aura

A migraine aura is usually visual, but can also be a sensory, motor or verbal disturbance. This animation shows what happens when you have a migraine aura.


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Mitral valve repair surgery

Watch this video to see how doctors do mitral valve repair surgery.

Intuniv (guanfacine): Clinical Effectiveness

Intuniv (guanfacine) clinical effectiveness to help manage the symptoms of childhood ADHD.

What happens during obstructive sleep apnea?

Sleep apnea -- Watch this video to see how snoring and obstructive sleep apnea occur.

About Diabetes and Insulin

People with diabetes have too much glucose (sugar) in their blood. This occurs because of problems with a hormone called insulin.

Cardiomyopathy

This animation shows a catheter being inserted into the heart where alcohol is injected causing the swollen ventricle wall to shrink.

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