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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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Amoxicillin: Antibiotic Resistance and a Review of Side Effects

Appropriate use of antibiotics and a description of side effects with amoxicillin

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Repatha: Uses, How It Works, and Common Side Effects

Repatha is a medicine used to help reduce levels of bad cholesterol (low-density lipoprotein, or LDL) circulating in your blood. It is a type of human monoclonal antibody.

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Reverse shoulder replacement

Reverse shoulder replacement may be needed if your rotator cuff is severely damaged.

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Retina

This animation shows the process in which light is transformed by the retina as electrical impulses that travel to the brain through the optic nerve.

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Tendon transfer to repair rotator cuff

A torn rotator cuff is sometimes repaired with a tendon from your back.

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