Low-intensity exercise is thought to be better for keeping this “stress hormone” in check. But scientists say cortisol plays a crucial role in fueling your workout. Often called the “stress hormone,” ...

Getting back into exercise after illness can be challenging. Tips for returning to exercise after being sick include starting at home, keeping hydrated, and avoiding overexertion. People who want to ...

As we age, maintaining an active lifestyle becomes crucial for long-term health and wellness, but some forms of exercise begin to lose their appeal. Biking outdoors, for example, can be a fun and ...

Your body changes during the menopause transition. So should your fitness routine. By Christine Yu When Alison Gittelman turned 49, she found that she couldn’t run as fast or as long as she had before ...

The benefits of exercise are so great that if it were a drug, it would be a miracle cure. But what is the optimal dose for better health: are people who run ultramarathons, lift weights every day or ...

Usain Bolt smashed the 100-metre sprint record at the 2009 World Championships in Athletics in Berlin in a floodlit stadium under an inky night sky. This article is part of a series on fitness that ...

Tim and Moby are getting up there. But according to Brainpop Chief Product Officer Jay Chakrapani, they aren’t slowing down. I had the chance to discuss the latest and greatest with one of edtech’s OG ...

Physical therapist and strength coach Susie Spirlock, DPT, played sports and exercised her whole life. “I placed a large part of my identity in what I could do in the gym,” she tells SELF. But after ...

New research reveals that exercise doesn't just benefit muscles or the heart—it triggers a cascade of molecular and cellular changes across nearly every organ in the body. In a sweeping study of rats, ...

Let’s start thinking differently about exercise. Here’s how we know. Animal exercise studies typically run rats for weeks on running wheels. The animals gleefully run every night, sprinting several ...

Exercise can’t cure Alzheimer’s, but it can slow its progression and improve your quality of life. And while there’s no definitive way to prevent Alzheimer’s, exercise may reduce your risk. Aerobic ...