Rotator cuff damage

How to measure blood pressure using a manual monitor

Watch this video to learn how to measure blood pressure using a manual monitor.

Radiofrequency ablation of the esophagus

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

Cataract

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

• Vision

Reverse fly with dumbbell for upper back

The reverse fly exercise targets the upper back. See how it's done.

Macular degeneration

This animation shows the process of macular degeneration in the eye. The macula is the part of the retina that distinguishes fine details at the center of the field of vision. Macular degeneration results from a partial breakdown of the insulating layer between the retina and the choroid layer of blood vessels behind the retina. Macular degeneration results in the loss of central vision only.

• Vision