The hype of HIT has been around for years. Now we can also see the limitations. Here are nine rules for runners to use high intensity training productively.

Masaba Gupta recently dropped a video with her trainer Apoorv Mathur, and it is the kind of workout inspiration we all need. The clip showed her smashing through dumbbell goblet squats, overhead ...

As a certified personal trainer and fitness instructor, I’m a big fan of IRL classes, but the best workout apps can be a great substitute. They provide smart, science-backed programming and ...