Your target heart rate represents the ideal amount of energy you should be exerting during exercise. Learn how to calculate your target heart rate with tips from a doctor in this free health video.
Expert: Dr. Robin Terranella
Bio: Dr. Robin Terranella has a medical degree from Bastyr University and has trained at Wu Hsing Tao Acupuncture School.
Filmmaker: Dustin Daniels
What if you have a rapid heart rate when your calm or laying down?
Im 15 and i think i might have pneumonia .
pureenergy08 2 years ago 2