But what exactly is this challenge that's got everyone walking uphill? Let's break it down! The concept is deceptively simple: 12: This is the treadmill incline. Yep, it's quite a hill! 3: This is the ...

Five requirements. Seventy-five days. No breaks and no room for mistakes. That’s the premise of 75 Hard, a challenge created by entrepreneur and author Andy Frisella and marketed as a “transformative ...

It's no secret we love trying out a fitness challenge at Women's Health. There is the 12-3-30, the 25-7-2, the walking challenge and the formidable (or quite frankly terrifying) 75 Hard Challenge.

Whether you are already following a workout regimen or you are just starting your fitness journey, a challenge can be a fun way to spice things up. As a personal trainer, I have had many clients who ...