Strava's new Training Zones feature promises to help runners and cyclists better understand their training load across metrics like heart rate, power, and pace. That sounds like useful information, ...
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What are training and HR zones?

Running stats — love them or hate them — as a runner, you will be constantly inundated. Finish a run, and you’ll get every ...
Meredith Dietz is Lifehacker’s Senior Staff Writer. She earned her bachelor’s degree in English and Communications from Northeastern University, where she graduated as valedictorian of her college.