Here are three easy ways to
calculate your
fat-
burning zone: Figure out your max
heart rate (Max
Heart Rate = 220 -C your age). And then
determine your
fat-
burning range, which is 60% to 70% of your max
heart rate. Use a fitness app, like Wahoo Fitness, MapMyFitness, or RunKeeper, to
calculate your 5
heart rate zones.
read more >>