Greg Mumm
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Target Heart Rate
nn How to find target heart rate. How hard should you exercise and how do you know? You'll need a way to measure exercise intensity (heart rate is only one of three measurement methods) and then you'll need to decide how hard to exercise. Let's discuss intensity first. So, how do you measure exercise intensity? Well, there are three methods to find intensity—lungs, heart and brain. The first way to find exercise intensity is through the lungs. It works by measuring the a
March 17, 2008
Article
Forget 220 Minus Age
How do you find your target heart rate, the number of beats per minute that shows you're exercising hard enough to lose weight? A researcher in the early 1970's noticed that maximum heart rate decreases regularly with age, giving birth to the “220-age” rule. The rule states that you can determine your maximum heart rate by subtracting your age from 220. The number you get with this formula is your maximum heart rate, the number of beats per minute when chased by a crazed ro
March 17, 2008
Article
Why Do Diets Fail?
Why do diets fail? Those initial weight loss results from a new diet are encouraging, aren't they? Go on a diet, lose weight right away! But the weight doesn't stay off. Every wonder why? There are two reasons. First, your body needs energy, much like a car. While a car burns fuel, your body burns glucose. If you stop filling your car with fuel, it will die. But your body is smarter than a car. If you stop filling your body with food, evolutionary-induced safety procedures
March 17, 2008
Article
220 Minus Age
“Forget 220-age” A researcher in the early 70's noticed that heart rate increases with age, giving birth to the “220-age” rule. The rule states that you can determine a target heart rate by subtracting your age from 220. The problem is that this method isn't as accurate as once thought—especially with some drugs like common cold medicines. The accuracy also varies between men and women, and young and old. It requires an electronic monitor too. It requires either math skills
February 17, 2008
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