Tagged: treadmill

How do I determine my maximum heart rate and how to breathe

The conventional wisdom, used by even the fanciest cardio machines, is that maximum heart rate is 220 minus your age. It’s simple, easy to calculate, and—more often than not—wrong. “It turns out there’s not much scientific evidence for that formula,” says Hirofumi Tanaka, head of the University of Texas’s Cardiovascular Aging Research Laboratory.

How long and hard should my cardio workout feel?

For aerobic exercise, you can divide efforts into three basic zones on the basis of how your body reacts. The easiest is the aerobic zone, where your heart and lungs are able to deliver enough oxygen to your muscles to keep them functioning. In contrast, the hardest, or anaerobic, zone is where your muscles can’t get enough oxygen