Squat exercises for leg muscles

Cataract

This animation depicts how a cataract is seen in the eye.

• Vision

Core side exercises with fitness ball

You can do many core exercises with a fitness ball. See a side exercise.

How diabetes affects your blood sugar

See how diabetes, blood sugar and insulin are related.

Radiofrequency ablation of the esophagus

Radiofrequency ablation video shows high-frequency radio wave treatment for Barrett's esophagus and esophageal cancer.

Emgality: Injection Demonstration

Emgality injection is used to prevent migraines and treat episodic cluster headaches in adults.

• Emgality