After all – influencers say it builds mental fortitude and reinforces habits.

I was interested in learning more about these two challenges and why they’ve gained so much attention.

Understanding the ins and outs of these challenges will help you decide if you want to try them out.

He calls it a transformative mental toughness program instead of an actual fitness challenge.

Instead you have to start the challenge from scratch.

However, it may not be the right fit for everyone.

Other health risks include injury or overtraining, especially if youre not used to working out twice a day.

Potential benefits include becoming fitter, mentally tougher and having more discipline with your habits.

This makes it more accessible and maintainable.

However, there are some drawbacks to this challenge as well.

Klein points out that drinking gallons of water a day may not be ideal.

This can also pose an issue to people with certain health conditions, particularly kidney disorders.

Anyone looking to do these challenges should consult a doctor first.

In fact,neither one of these challenges is backed by scientific evidence.

Both of these options still have extremes that may be risky to your health.

This approach promotes long-term health benefits and sustainability without the risk of burnout or injury, he explains.

Putsov says there are some things to be wary of with these challenges.

Even with goal-setting you want to do it in a sustainable manner that will keep you motivated and consistent.

Frequently asked questions

What are the five rules of 75 hard?

What are the rules of the 75 soft challenge?