Medically reviewed by Amy Kwan, PT 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 ...

In the short-term, hypertrophy training causes microtrauma to the muscle, making it break down and leading to tiny tears.

You’re getting out of the car after a long drive, or up from your computer after a stressful workday, and there it is—that tight, achy feeling in your neck. Your first instinct is to pull your head ...

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 ...

Boost your confidence and self-esteem by including these exercises in your workout routine. Reviewed by Dietitian Sarah ...

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 ...

Looking to build muscle but feeling overwhelmed by conflicting advice? We got two top trainers to break down exactly how to structure your weekly workouts for maximum gains. Whether you’re a gym ...

Are sore, achy feet keeping you from putting your best foot forward? Instead of immediately seeking out extra-cushioned footwear or super-specialized shoe inserts, start with some foot exercises, says ...

Feeling stiffer in winter? Know how cold weather impacts joints and muscles, causes pain and stiffness, and discover simple ...