Dwayne "The Rock" Johnson uses eccentric exercise to build muscle, his strength coach says. It involves lengthening muscles under tension, such as when you lower a weight (called a negative rep).

When you take a muscle through the full range of motion, it goes through three phases of muscle contraction: eccentric, isometric, and concentric. Placing more attention on one phase can yield ...

Good news for those who struggle to fit a gym workout into their day: you may be able to cut your weights routine in half and still see the same results. New research from Edith Cowan University (ECU) ...

Eccentric Muscle Contraction: A type of muscle contraction in which, despite activation of motor units and the production of force, the external resistance forces the muscle to lengthen. This occurs ...

Good news for those who struggle to fit a gym workout into their day: you may be able to cut your weights routine in half and still see the same results. New research from Edith Cowan University (ECU) ...

Time under contraction is not directly measured in a typical weight training program. Most people really don't even think about the number of seconds a given muscle is forced to work. Indirectly, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THERE'S NOT A ton of cheat codes when it comes to building muscular strength and size. There's no magic ...

1 Physiotherapy Department, Rehabilitation Faculty, Semnan University of Medical Sciences, Km 5 Road to Damghan, Semnan, Iran 2 Rehabilitation Faculty, Semnan University of Medical Sciences, Semnan, ...

As firefighters, we’re big on inexpensive tools that facilitate physical training. In many cases, you don’t need equipment at all, just gravity and an imagination–and those are free. There’s one piece ...