This is a challenging calisthenics/run workout with active rest in the form of pushups. Do this as a fast 100-meter run (near ...

THE BODY IS a complex machine. Your corporeal form houses over 600 muscles, all working together to help you perform your best every day. Fitness pros tend to organize all of these into different ...

Target the biceps, triceps, and a few muscles you usually ignore—and watch your upper body transform. A great arm day routine hits more than just biceps and triceps, according to Justin Kraft, ...

If you're spending two or four days in the gym, alternate between upper- and lower-body exercises to allow space for growth and recovery, experts say.

Better posture. Weak upper abs often result in poor posture and spinal misalignment, but by targeting these muscles, you can ...

This high-volume, muscle-building workout will help you break through plateaus. Trainer Bobby Maximus created a joint-friendly, high-volume push-pull workout for men over 40. Routine emphasizes ...

WH’s December cover star, Trinny Woodall, is showing no signs of slowing down – and that includes her rigorous workout routine. At 61, the Trinny London founder takes a full-body, holistic approach to ...

The bench press is the ultimate litmus test of upper-body power. If you want to move serious weight and see your one-rep max ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE BODY IS a complex machine. Your corporeal form houses over 600 muscles, all working together to help ...