Dr. Seiler Answers Five Great Endurance Questions
Dr. Stephen Seiler answers five endurance training questions on heart rate, zones, polarized training, rest, and much more.
Dr. Stephen Seiler answers five endurance training questions on heart rate, zones, polarized training, rest, and much more.
Dr. Stephen Seiler presents the case for why properly measured heart rate data is important to track and about some dos and don’ts to follow when attempting to determine your own HRmax.