VO2 max is a buzzy measure of heart health and fitness. I tried a class that promised to boost my VO2 max through cardio and breathwork. I don't typically do cardio, and I realized taking classes ...

Meet the talented cast and crew behind 'Insanity Cardio Recovery Max Recovery (2009)' on Moviefone. Explore detailed bios, filmographies, and the creative team's insights. Dive into the heart of this ...

Sometimes taking your fitness routine to the next level means slowing down. Experts explain the benefits of Zone 2 cardio, ...

His CIA code name is Condor. In the next seventy-two hours almost everyone he trusts will try to kill him.

We can't bear to watch even one more guy put hours into counterproductive cardio workouts and get almost nothing out of them. To max cardio’s fat-burning and conditioning potential, let trainer Jim ...

Vanessa is a lead writer at CNET, reviewing and writing about the latest smartwatches and fitness trackers. She joined the brand first as an on-camera reporter for CNET's Spanish-language site, then ...

Apple is rolling out iOS 14.3 and WatchOS 7.2 updates today to users. Along with its Fitness+ service, Apple’s introducing a new notification to indicate your cardio movement is low. To measure your ...

I have a strange question, but stay with me: Have you ever thought about how long you can run without breathing through your mouth? In a dark basement in central London I recently discovered that, for ...