The treadmill exercise test with electrocardiogram (ECG), also known as an exercise stress test, is one of the most familiar tests in medicine. While exercise testing typically is focused on ...

The treadmill exercise test with electrocardiogram (ECG), also known as an exercise stress test, is one of the most familiar tests in medicine. While exercise testing typically is focused on ...

VO₂ Max — the maximum amount of oxygen the body can use during exercise — is recognized by the American Heart Association as one of the strongest indicators of cardiovascular health and longevity.

Try these tests to evaluate your strength and cardiovascular fitness. Credit... Supported by By Hilary Achauer Photographs by Ashley Barker How do you know if you are fit? Or, at least, fit enough?

A combination of cardio and strength training is crucial for heart health, muscle strength, and healthy aging.