Skip to Content

Heart and circulatory system

Watch this video to see how a healthy heart works.

© 1998-2021 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. Terms of use

Recommended Videos


This animation shows the cardiac conduction system and the arrhythmias of a fast and slow beating heart.

Laparoscopic adjustable gastric banding

In adjustable gastric banding, a band is placed around the upper part of the stomach. Tightening the band limits how much food the stomach can hold.


This animation shows a stroke resulting by an embolism travelling from an internal carotid artery and lodging within a cerebral artery in the brain.

Rotator cuff damage

See how your rotator cuff can become damaged.

Alzheimers disease

This animation shows the brain and the changes that occur to it from Alzheimer's disease.

Browse by Category

By Medication