A child accused. Everyone left to answer.

Keep your workout fresh! This 30-minute session combines cardio moves that challenge your entire body safely and effectively.

This may be the craziest cardio workout you've ever tried. Just wait till you get to the first Power Move. What minute are you Maxing Out at now?

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 ...

Yes, zone 2 cardio relies on fat for fuel. Exercising at 60-70% of your max heart rate will prompt your body to pull ...

One of the useful and somewhat buried health features on Apple Watch is VO2 max. The measurement can be estimated by Apple Watch when recording specific workouts but it isn’t enabled by default and ...

While VO2 max estimates were once exclusively reserved for lab settings and high-end sports watches, Oura has developed a way to give users insight into their cardiorespiratory fitness. Dubbed ‘Cardio ...

Cardiovascular age and cardio capacity are meant to help you picture your long-term health. Cardiovascular age and cardio capacity are meant to help you picture your long-term health. is a senior ...

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 ...