As runners, we’re always looking for ways to get faster and chase that elusive PR—and incorporating interval training into our regular routines definitely helps. But new research shows that interval ...

High-intensity workouts are some of the best ways to improve health and athletic performance. With a short, intense interval workout, researchers have found that some people see benefits equal to or ...

For beginners, running your first mile might feel daunting, but interval training can be a great solution. By alternating between movement and recovery, your body learns to adapt while your mind stays ...

If you’ve resolved to get more fit in 2025, you’re in luck, because almost any exercise will steer you toward that goal. But of all your exercise options, few will be as effective, simple, adaptable ...