How They Work
Aerobic and anaerobic systems usually work concurrently. When describing activity it is not which energy system is working but which predominates.
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Famous quotes containing the word work:
“There are two kinds of talent, man-made talent and God-given talent. With man-made talent you have to work very hard. With God-given talent, you just touch it up once in a while.”
—Pearl Bailey (1918–1990)
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