In short, the challenge aims to build discipline and resilience—physically and mentally—by adopting a set of daily rules that you complete without fail for 75 days straight.

The 75 Hard Challenge could potentially put you at risk of injury. The fact that the 75 Hard Challenge doesn’t include any rest days is a huge no-no, says personal trainer Hannah Lewin.

Created in 2019, the challenge calls for 75 days straight of strict lifestyle changes that have led to weight loss and realignment for some. For others, the program is too daunting, but there may ...

“I’m still gonna do the 75 Hard Challenge, I’m not gonna give up,” she explained in a subsequent clip. “But he says I have to drink less than half a liter of water a day.” ...

If you complete all 75 days, by the end of the challenge, you’ll have read 750 pages, sweated for 6,750 minutes and drank 9,600 ounces of water, with zero drops of alcohol and no “cheat” foods.

I’m still gonna do the 75 hard challenge, I’m not gonna give up, but he says I have to drink less than half a liter of water a day. I cannot believe this is actually happening.” ...