2008年10月18日星期六

Aerobics

What are you understand about aerobics?

Work Quicker, Longer And Recover Early
Since 1970 aerobics has become increasingly more popular with hundreds of Exercise videos coming out. Aerobics is generally categorized as involving rapid stepping patterns that are performed to accompanying music with an instructor providing the necessary cues. There are two types of group exercise aerobics. One is freestyle aerobics and another one is pre-choreographed aerobics. Aerobic plainly means with oxygen and the exercise uses large muscle groups in order to maintain them over a period of time and is also performed in a rhythm. The major fuel is oxygen that is used to sustain activity over lengthy periods of time. Generally speaking, the exercises require the muscles to work in great part in order to raise the heart rate to between 60 percentand 80 percent of its maximum rate and should be continuously performed for a quarter of an hour, up till a full hour. The personwho performs aerobic exercises will be able to work longer and with more vigour and will also be able to recover quicker when the session ends.

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