Gym lore says that rep range determines whether you'll build strength, muscle, or endurance. However, load, speed, and "time under tension" are actually more important than the number of reps. Your ...

Sculpting lean muscle is a priority of many fitness enthusiasts. To make sure you’re spending your time most efficiently, we turned to the experts to learn what’s more effective: Lifting heavier ...

Building muscle is a challenging, tumultuous, rewarding process. It takes a great deal of determination and effort -- just like losing weight, building muscle is certainly not easy. Planning is ...

The importance of strength training is well known. But when it comes to how to strength train, the advice can be confusing. Popular workout modalities take vastly different approaches. Low-impact ...

The most transformative aspect of the 1,000-rep challenge isn't the physical change—it's the mental discipline it forges. The ...

Mandy Hagstrom does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

IF YOU'RE AIMING to build muscle, you know you need to hit the weights. But exactly how heavy (or light) should you be training? Whether you're getting your workouts off Instagram, or from your ...

Whether you've been lifting weights for years or you're just getting started, you're probably wondering when you should increase the amount of weight you're lifting. A great indicator that you should ...