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

Increasing your stamina benefits you long after you complete your last rep or final mile, too. In fact, maintaining endurance ...

Want to get a full-body muscle pump without a gym? In this video, we’ll break down the best dumbbell-only exercises to build ...

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

Trainers share five proven moves to firm triceps and shoulders. Build definition and reduce arm jiggle with clear tips.

Skipping is a good HIIT option that boosts metabolism even after exercise. It also improves coordination, agility, and balance. 'However, running is usually easier to sustain for longer durations and ...

Even the most elite endurance athletes can’t outrun biology. A new study finds that humans hit a metabolic ceiling at about 2.5 times their resting energy burn. When ultra-runners take on races that ...

Avoid these five training mistakes after 40. Get stronger, prevent injury, and see real results with smarter strength, fuel, ...

Four months on from winning Britain’s toughest ultra-marathon, where she ran 268 miles across uneven Pennine terrain, Anna ...