Can Erectile Dysfunction Drugs Like Viagra Be Addictive?

MRI

MRI video - What to expect and how to prepare for a magnetic resonance imaging scan.

Pre-eclampsia

This animation depicts hypertension caused by pre-eclampsia that adversely affects the fetus by causing constriction of the placental arteries.

• Women's Health

Psoriasis

Animation of the skin layers and normal function of skin cells showing the immune response and what goes wrong in the skin cells causing psoriasis.

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.

• Repatha

Athetosis resulting from basal ganglia injury

This animation illustrates the location of basal ganglia in the brain. Injury to the basal ganglia may result in athetosis (constant writhing movements of the body).

• Injury
• Headache