How to Calculate Your Target Heart Rate: 9 Steps (with Pictures)
GitHub - brungardtdb/Target-Heart-Rate-Calculator: A C# console application that calculates and displays a user's maximum heart rate, and target heart rate range based on input from the user.
How To Find Your Target Heart Rate | Metabolic Care Clinics
Maximum Heart Rate cards (4"x6") | Heart Zones, Inc
Heart Rate Maximum Estimation - YouTube
Heart Rate Zones Calculator | Maximum Heart Rate and Training Zones