Once again, 30-day fitness challenges are all the rage on social media. Whether it's a family workout challenge, a flat-abs-in-30-days challenge, or a popular 10-minutes-of-yoga-a-day-for-30-days ...

Here's exactly what you're working when you hit the bar to do one of the most comprehensive upper body exercises.

Scientists discover that muscles repair themselves by moving thousands of internal nuclei, a rapid process that is key after ...

There's an idea that larger muscles burn a lot more energy while at rest. But is that true? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. While ...

The more we move, the more our muscle cells begin to make a memory of that exercise. MIT Technology Review Explains: Let our writers untangle the complex, messy world of technology to help you ...

Among the many functions performed by skeletal muscles, an important one is maintaining our posture. If it weren’t for these muscles, Earth’s gravitational pull may make it difficult for us to stand ...

Danielle “Nellie” Bruns, an associate professor in the University of Wyoming’s Department of Zoology and Physiology, has received a five-year, $1.78 million research grant from the National Institutes ...

The obliques are the muscles running down either side of the abdomen. Pain in these muscles often occurs due to a type of injury known as “side strain.” There are two sets of oblique muscles: external ...