You can always rely on a high-intensity workout to leave you feeling sweaty and exhausted. But a longer workout isn't necessarily better. And a new approach that's gaining fans on social media only ...

Push your limits at three of Los Angeles’ most elite fitness studios. From Barry’s Bootcamp’s iconic Red Room to Rumble ...

Don’t wait for the gym! Get explosive abs at home in only 7 minutes with this intensive, no-equipment core workout. Perfect ...

Bodybuilders first popularized the German Volume Training (GVT) method in the 1970s, when they realized they could gain lots of lean muscle mass by subjecting their muscle fibers to a tremendous ...

About a year ago, a fitness trend made waves on social media, and currently, Quadrobics is being hotly debated. It involves ...

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 ...

Training duration was almost 150% more intense and 130% longer in the intense period. What the scientists found was that during the intense period, the rowers across the board had higher levels of ...

Editor’s note: The views expressed in this commentary are solely those of the writers. CNN is showcasing the work of The Conversation, a collaboration between journalists and academics to provide news ...

Superhuman Troy trains biceps intensely with a Mr. Universe champion. Trump’s shutdown win just landed Republicans with a ...