The 75 Hard program isn’t backed by science, lacks specific goals, and may be too extensive for most people’s daily lives. It may also leave you more likely to revert to old habits. Challenges are now ...
The 75 Hard challenge has a series of strict rules to follow — from two workouts a day to zero cheat meals — for 75 days One of the latest diet and fitness trends to take over social media is the 75 ...