วันเสาร์ที่ 24 ตุลาคม พ.ศ. 2552

How Fit Are You?

Your heart rate is the number of beats per minute (BPM) Your heart pumps blood through the body. Its also one of the best indicators of your cardiovascular fitness. During exercise your heart rate, you can enter an exact idea of how hard you train, and weather you need to increase the pace or back size.

You maximum heart rate (MHF) is the fastest your heart beat in one minute. You can predict or estimate this number by subtracting your age in220th year Your optimum training zone is between 60-70% of the MHF. At this rate, your body's cardiovascular system will perform most efficiently. It is with oxygen, but a carbohydrate energy as glycogen, which is the best fuel for your workout.

Most people have a resting heart rate (RP) of 60-80 BPM. The fitter you are, the lower heart rate. The time that you get the most accurate heart rate is in the morning before you get out of bed and after agood sleep. Remove your RHR is how you are fitter and your heart gets stronger. The heart is a muscle and like any other muscle if you work, it will get bigger and stronger. Is that the larger and stronger, more efficient, it becomes less pumps provide flows the same blood.

BMI (Body Mass Index)

The BMI is used internationally to a person in relation to the ideal weight to calculate altitude. A BMI is 18.5 to 24.9, less than 18.5 under the weight and more than 25is overweight.

To calculate BMI in metric measurements:

Weight in kg / (height in meters * height in meters)

For example, 57 kg / 1.7 m * 1.7 m) = 19.6

To calculate BMI in U.S. measurements:

Weight in kg / (height in cm * Height in cm) * 703

Eg (125 lbs / (67 * 67) * 703 = 19.6

What most people do not know, is the BMI calculation was developed in 1800, as a man and a very different body types so if your BMI over 25 you can usethis fact as an excuse.



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