Lauren O’Connor, MS, RDN, is a health and lifestyle writer and five-time cookbook author based in Los Angeles. She is a registered dietitian with over 15 years of experience in the field, specializing ...

Muscle cramps can result from dehydration, mineral loss, or overuse during exercise. Kidney failure and diabetes may increase your likelihood of muscle cramps. Staying hydrated and stretching can help ...

Out are the days of only slogging through grueling high-intensity workouts like CrossFit and bootcamp classes day after day. Nowadays, chiller, low-impact activities, like walking, are having a moment ...

Joe Grantham is a contributor from the UK with a degree in Classical Studies. His love for gaming is only rivaled by a deep passion for medieval history, which often seeps into his articles. With over ...

Eating enough to build muscle while still keeping body fat in check can be a challenge for anyone who wants to feel stronger, fitter, and more confident without obsessing over calories. For many women ...

This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. Despite what many workout equipment ...

Muscles make up nearly 40% of the human body and power every move we make, from a child’s first steps to recovery after injury. For some, however, muscle development goes awry, leading to weakness, ...

Studies on the neurons of mice suggest our own human endurance may have more to do with the brain than our physique. Regular exercise strengthens muscles and improves endurance—but new research ...

Stop me if you’ve heard any of these before: ‘weight loss is all about calories’, ‘calories in, calories out’, ‘calories are king’. Over the past 20 years, dieters have been empowered to pay attention ...