We asked a writer to spend one month going as hard as he wanted to—or didn't want to. Here's what he found.
The tennis superstar describes her favorite exercises and how she keeps a level head in tough moments, on and off the court.
Turn your hands into powerful tools
We’re a competitive bunch. Here’s how we stay fit enough to keep up.
A new study explores why we're stronger and faster when someone is watching
Your foam roller can do much more than just release tight muscles. Use it to strengthen and tone your whole body.
The Versa, which debuted Tuesday, pairs heart-rate tracking with new health features and a sleek look—all for $199.
The (surprisingly affordable) tools they use to build strength, power, and stability
Good fitness is about more than just powerful legs and core
Make 2018 the year you actually follow through
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