Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. January 26, 2023 Add ...

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 ...

At one point or another, we’ve all experienced the unexpected, intense pain of a muscle cramp. Muscle cramps, also known as muscle spasms or charley horses, are the involuntary contraction of muscle ...

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 ...

Still dealing with a tight hip or weak glute—despite all the foam rolling, stretching, and strengthening? Or, maybe you’ve had an injury that keeps flaring up, even though you thought it was finally ...

Muscle and joint pain may overlap, but they can have different causes and treatment approaches. Muscle and joint pain can accompany swelling, stiffness, reduced mobility, and other symptoms. This ...

Winters are a time when we want to curl up in bed and enjoy the cosy feeling. But for some people, it is that time of the year when they wake up feeling creakier than usual. Backs feel tighter, knees ...

If your Instagram feed is like mine—mostly populated with running content—you’ve likely come across an ad featuring olympian Molly Seidel brandishing a metal instrument and scraping it against her ...