What Is Your Fitness Age? Erik Ostberg Discover Paper Researchers at Norwegian University have figured out a way to calculate your ‘fitness age” or how well your body functions physically, relative to how well it should work, given your age. The researchers took 5,000 Norwegians between the ages of 20 to 90 years old. They gauged it with 12 variables including height, body mass index, resting heart rate, HDL and total cholesterol levels. Each person also filled out a lengthy lifestyle questionnaire…
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