CrossFit explained: Can this high-intensity workout build strength and improve cardio?

CrossFit can contribute to weight management because it involves substantial physical activity and can increase energy ...
Health on MSN

A personal trainer explains how the 21-15-9 workout can help build muscle

The 21-15-9 is a versatile workout format that can be used in strength and cardio workouts. With the right programming, the ...
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 ...
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 ...
Slate

What “CrossFit Kids” Are Still Reckoning With

This is an installment of Good Fit, a column about exercise. I took my first CrossFit Kids class when I was 10 years old, the summer between fifth and sixth grade. I remember a circuit that involved ...
The Conversation

The ‘Murph’ challenge: what to know about this CrossFit workout

Meta boss Mark Zuckerberg recently shared on Facebook and Instagram that he had completed the “Murph” challenge, which is named for Navy Lieutenant Michael Murphy, who was killed in Afghanistan in ...