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 ...

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 ...

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 ...

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 ...

In search of a legs and lungs punisher? How about a cardio beasting? If that's the kind of workout you're after, you're in luck because this 30-minute throw down, designed by MH Squad coach Scott ...

Zone 2 training is cardio done at a steady, low intensity. It has benefits for aerobic training (so you can run faster), anaerobic training (helping you to recover faster between reps and sets, or ...

Watch on DVD or Blu-ray starting December 18th, 2007 - Buy The Biggest Loser Workout Cardio Max DVD ...

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The heart is a muscular organ that pumps blood throughout the body with the help of blood vessels. Every person should ensure optimal cardiovascular well-being for overall health. CardioMax is a ...