From beet juice to Cialis, fitness influencer Will Tennyson tested six legal performance enhancers over a week. Did they boost strength, or just cause awkward gym sessions? Here's what happened.

You don’t have to lift weights to benefit from creatine. This supplement has been a go-to for bodybuilders and athletes ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

In a new study, Western researchers have shown just one 20-minute session of moderate intensity aerobic exercise can improve ...

These powders promise more energy, better pumps, and (possibly) improved performance—but they’re not all the same.