Head to any step aerobics class and you may feel like the instructor is speaking another language. Don’t worry, we’ve all been there. But the good news is that most of the basic aerobic dance steps ...

After John Korir won the 2025 Boston Marathon in 2:04:45, runners flocked to his Instagram to learn more about his training. Here, among the photos of post-race celebrations, trophies and training ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. While plenty of ...

Korir’s moves, choreographed to music, demonstrated his ability to move with precision and rhythm – and watching these videos left us asking two questions. Why is step aerobics important to Korir, who ...

I often get asked what the best workout is to do when you are trying to add fitness back into your life again. My answer always is: "The one that you will consistently do." Consistency matters more ...

A fitness journey is something people start for different reasons. It could be to get the body of your dreams, keep your heart healthy, or because you need energy to keep up with your kids. Whatever ...