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 ...

It might be more than you think.

These protein-packed plant-based meals passed the test with my skeptical trainer, and they'll fuel your gains without the bro ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

Muscle fatigue is a decreased ability to create force with your muscles. Electrolyte imbalance and overuse are some of the most common causes of muscle fatigue. Rest and massage are the best ways to ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? When 2025 kicked off, my main goal was to finally make some gains in the gym.

Like all great villains, lactic acid has been misunderstood. We’ve been blaming it for the pain we suffer during intense exercise for more than two centuries. There’s nothing worse, we say, than the ...

Discover Arnold Schwarzenegger's classic bodybuilding routine. Learn the exercises, sets, and reps that sculpted his iconic ...

As a dietitian, I was skeptical—but the results shocked me.

Massages feel good, but do they actually speed muscle recovery? Turns out, they do. Scientists applied precise, repeated forces to injured mouse leg muscles and found that they recovered stronger and ...

Eating disorders are associated with "young, white, middle-class girls" and among men are often misunderstood. Experts of muscle dysmorphia said it ruins lives. Men who have lived with disordered ...