How to use a dry powder tube inhaler

Abdominal crunch with fitness ball

You can do many core exercises with a fitness ball. See the abdominal crunch.

Humira: An Overview of FDA-Approved Uses and Mechanism

A brief description of common uses for Humira and how it works in rheumatoid arthritis and Crohn's disease.

• Humira

Cryotherapy of the esophagus

Cryotherapy video shows use of extreme cold treatment for Barrett's esophagus and esophageal cancer.

Biliopancreatic diversion with duodenal switch

Biliopancreatic diversion with duodenal switch is a surgery that reduces the size of the stomach and the intestine to limit food intake and absorption.

Carotid angioplasty and stenting

Carotid angioplasty and stenting — See how this stroke treatment is done.