Operation 66 has joined the long line of viral fitness challenges promising to help you overhaul your health. Like the 75-Hard, 75-Soft, and Winter Arc challenges, Operation 66 is designed with ...

If you’ve been checking out new fitness programs, you may have heard of the 75 Hard Challenge. It’s a relatively new program that launched in 2019. Blame COVID-19 for its late adoption, but these days ...

Viral online exercise challenges, like the 75 Hard or the 12-3-20, might get you in shape in the short run, but they may not help you build sustainable healthy habits. By Talya Minsberg A new trending ...

The World Health Organization’s (WHO) 2020 guidelines recommend 150–300 min of moderate-intensity or 75–150 min of vigorous-intensity activity per week, which is associated with a 20–30% reduction in ...