The REI anniversary sale is officially live. Through May 26, all shoppers can save up to 30% off major brands like Brooks, ...

A successful athlete has sparked furious debate on social media after she was accused of wearing too little while she was competing.

Cosmo editors tested, wore, and reviewed the viral UK athleisurewear brand, Adanola, that Kendall Jenner swears by. We tried ...

Nike Running ‘s new Jakob Essentials line reflects the quiet intensity of its namesake athlete. Olympic champion Jakob ...

Sofia Grainge -- AKA Sofia Richie -- is back again with another Amazon Essentials collection for your little ones. For her second drop, Sofia designed some super sweet pieces for spring and summer, ...

From RFK to jorts in the gym, exercise denim is having a moment. I took on 5 workouts in jeans to see what it's all about.

I dread running in the heat. You could say I'm a big baby about it, in fact. But as long as all my favorite marathons are in the fall (Philly, NYC, Chicago), I'll be sticking to a summer training ...

Miu Miu's 2025 collections have all the styling inspiration you'll ever need for this summer. Read how to layer your tanks, ...