The 75 Hard challenge has a series of strict rules to follow — from two workouts a day to zero cheat meals — for 75 days ...

I tried the 75 soft challenge to see if I could change my habits in 75 days. Would the fitness challenge be sustainable or would it be just another viral fad?

75 Hard: Is this the internet's toughest fitness challenge? What happened when I tried it - This brutal 11-week fitness challenge has taken over the internet. But critics have called it ...

USA TODAY's seasonal book challenge is back by popular demand. Read books, get bingo and you'll be entered in a $100 Bookshop ...

And I heard about this hero workout of the day called Murph,” he says. Hero WODs are dedicated to the memory of a military ...

Depending on your particular strengths and desires for change, a single book may offer a better workout than a dozen others combined.

Maria Serra did the Women's Health Flex Challenge Muscle Maker strength training workouts for one month. Here's her honest review of the program.

Jennifer Aniston’s Favorite Low-Impact Body Sculpting Workout Is Hitting the Road This Spring — Here’s How to Join the Challenge From Home The 'Friends' star and entrepreneur is the brand ...

The 75 Soft challenge is a less intense version of 75 Hard. Experts explain the rules focusing on diet and exercise and whether or not it’s good for you.

I did plank work, supermans, hollow body holds, and bear crawls for a month. I felt myself get stronger and started to appreciate exercises I usually avoid.