Experts say the secret to feeling strong in the long term is to focus less on the size of a muscle and more on what it can ...

Plus, how it differs from strength training and expert tips to program workouts for both approaches.

The best moves, plus ideal reps, sets, and weight.

Getting out of a chair shouldn't be a struggle. Yet for many older adults, simple everyday movements like this become increasingly difficult as our muscles break down and weaken with age, a process ...

Our strengths almost always have a shadow side. Hank, the comptroller at a biotech firm, could be counted on to keep his cool. In his 360 review, his team and his colleagues lauded him for being ...

It might be more than you think.

In other words, relax—a week or two off when you’re sick or traveling isn’t a dealbreaker.

Functional strength training involves exercises that mimic everyday activities, such as climbing stairs. It aims to improve people’s movement in their daily lives or their performance in certain ...

To build muscle mass, you need around 0.5–0.9 grams of protein per pound of body weight per day. Here's why and other factors ...