“Are you OK?” a medical school classmate asked when I snuck back into the lecture hall. I had just learned that I bombed arguably the most important test of my life. I was not OK. I was employing ...
Cardiologist Dr. Puneet Verma shared a simple 3-minute "step test" to assess cardiovascular fitness. Participants step up and down on a 12-inch platform for three minutes, completing 72 steps.
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