For years, runners have used heart rate-based training to maximize their running potential. This method includes five “zones” at which your heart is beating at a percentage of its maximum capacity. In ...

Zone 1 typically falls between 50 and 60 percent of your maximum heart rate, making it the lowest-intensity zone in the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I first started running seriously, I thought I had to be out of breath and dripping sweat with my ...

In the excitement of trying new interval workouts and setting fitness goals to get faster, zone 2 running might get pushed to the side. But if you don’t spend enough time keeping your heart rate at ...

This secret to improving your cardiovascular health and endurance: zone 2 heart rate training. Zone 2 cardio rate training means working in one of five heart rate zones at 60-70% of your max heart ...