The workout app is bringing back heart rate training (sort of).

There is a new trend in professional cycling: structured Zone 2 intervals. Littered across Strava, TrainingPeaks, and Instagram, you will find riders doing 10x10min, and 5x20min, and 3x60min Zone 2 ...

Add Yahoo as a preferred source to see more of our stories on Google. Zone 2 cardio rate training means working in one of five heart rate zones at 60-70% of your max heart rate. "Zone 2 is where the ...

Fitness programs can be built around just about anything. CrossFit is based on the philosophy that constantly varied movements performed with moderate intensity improve physical competence. Yoga is ...

Dr. Valerie Cholet is a Professor of Kinesiology. She earned her doctorate at Penn State University and has taught in higher education for over 20 years. Her areas of specialization include Exercise ...