Viral 75 Hard fitness challenge promises rapid weight loss through extreme daily rules and mental toughness, but experts warn ...

Abs workouts do not need to be long to be very hard, but even so when a video popped up on my YouTube feed claiming to be the "hardest abs workout ever" and it was only 10 minutes long, I was suitably ...

Rudnik is back at it with his first intense workout since having body work done, and wow he hasn’t sweat this hard in a long ...

Plus, the surprising benefits of turning the intensity down a notch.

We're definitely fans of exercise snacking, but sometimes nothing but a long, sweaty workout will do — and if that's what you're craving, this 45-minute high-intensity interval training workout with ...

If you need a reminder of how incredibly popular the Insanity workout — a super-hard, DVD-based workout created by celebrity fitness trainer and choreographer Shaun T— was back in the late 2000s, how ...

If you work out regularly—or even just once in a while—you’re probably familiar with hitting “the wall.” Hitting the wall can happen when you’re out for a jog and finishing the rest of your planned ...

Hilary Hoffman built her fitness business from a side hustle based on her experience finding the right workouts to balance with her busy finance career.Courtesy of Hilary Hoffman/SotoMethod Finding ...