Why 21-15-9 Might be the Smartest Workout Format in Fitness – and How to Use it to Drive Muscle Growth

Here's why CrossFit's signature rep scheme has survived for decades ...
Yahoo

CrossFit athlete shares ‘simple but effective’ workout to build full-body explosive strength and power

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images A ...
Rolling Out

CrossFit Open 2026 final workout 26.3 is here at last

The 2026 CrossFit Open is almost over, and the community has one final test to get through before they can rest their legs. Workout 26.3, the last challenge of this year’s Open, has officially been ...
Bustle

The CrossFit 23.3 Workout Is The Ultimate Fitness Challenge

CrossFit is known for being intense, to say the least. This workout style is super tough and challenging, but that’s precisely why it has a cult following of exercisers who are all about gaining ...

I tried a three-move workout from one of the 'fittest men on earth'

I tried a CrossFit Games champ’s three-move workout – it left me struggling to climb the stairs - FITNESS IN FOCUS: Two-time ...

Discover Why the 2026 CrossFit Games Are a Must-Watch Fitness Showdown

This year celebrates 20 years of the CrossFit Games, with a nod to where it all began.
Women's Health

Build strength fast with 21-15-9 – the rep scheme that makes hard workouts feel more manageable

We all want simple workouts that deliver results, and that's why the 21-15-9 format has become a staple in high-intensity functional fitness. Originally a CrossFit workout, it involves completing one ...