Caffeine content

How much caffeine is in that latte or soda you're sipping?

Chewing tobacco


An electrocardiogram (ECG or EKG) is a test that provides valuable clues about your heart health. Here's what you need to know about the test.

Heart arrhythmias

Stress relief

Looking for more stress relievers? Find out why exercise is a good option to try.

Apr. 26, 2014

You Are ... The Campaign for Mayo Clinic

Mayo Clinic is a not-for-profit organization. Make a difference today.