Repeated exercise, or wasting, can change the way key genes work.

As you bite into a crisp apple, your jaw muscle contracts, allowing you to grind the fruit between your teeth. When you climb a flight of stairs, your gluteus maximus (or "glutes") push your body ...

There is scientific evidence to show the running promotes muscle growth. Research published in Exercise and Sport Sciences Reviews, for example, found that aerobic exercise can increase skeletal ...

Our early human ancestor was capable of running, if slowly, a new study finds. By Franz Lidz More than three million years after her death, the early human ancestor known as Lucy is still divulging ...

The world’s largest running event returns for its 13th edition. Runners and wheelchair-users across the globe start together, all moving for one shared goal: to find a cure for spinal cord injury.

For decades, scientists believed that muscle fiber typology was mostly set at birth—some people were built for speed, others for endurance. However, a 2018 study led by Andrew Galpin of California ...

Working out doesn't just build muscle but, in later life, helps maintain a powerful cellular machine that repairs damaged ...