Ditch endless sets and strict rest periods, this time-driven method maximizes muscle and conditioning in less time.

Recreate Mike Tyson’s bodyweight circuit to build explosive power, conditioning, and lean muscle. No gym required.

New research finds that very short physical activity sessions spread throughout the day, called "exercise snacks," may boost heart and muscle health.

Short bursts of purposeful activity — such as walking around the block or lifting small weights — may be the best way to get in the habit of exercising. Bite-sized bits of exercise also improve heart ...

HYROX is a global fitness competition combining running with functional workout stations. It tests endurance, strength, and overall conditioning in a standardized format. HYROX is a hybrid fitness ...

New research offers potential good news for those who've lapsed at the gym. The study found that mice that voluntarily ran on an exercise wheel for four weeks, stopped for four weeks and ran again for ...

A team led by Diego Hernandez-Saavedra, standing, and Clay Weidenhamer found that mitochondria play a key role in muscle memory, ramping up energy production in the muscles during retraining after a ...

Twice a week during my time as a collegiate runner, my teammates and I would roll into our school’s weight room at 6 a.m., still half asleep but ready to get in important strength training. We’d ...

As seven-time grand slam singles champion Venus Williams said upon her comeback to the sport late last month: “Do you know how hard it is to play tennis? … You’re running the whole time, lifting ...

When it comes to the selection and hiring of our next generation of firefighters, physical fitness should never be left to chance. The fireground doesn’t care how you look in uniform or what you bench ...

Finding the best workout schedule for you can be tough. Some people choose to embrace their late-night rocker tendencies and go for dinner-time gym sessions, or others prefer to wake up with the sun ...

A San Francisco Police Department recruit officer has died after suffering a medical emergency at the academy on Wednesday, the department announced on social media Friday. Recruit Officer Jon-Marques ...