Energy Systems - How They Work

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:

    ... in love, barriers cannot be destroyed from the outside by the one to whom the cause despair, no matter what he does; and it is only when he is no longer concerned with them that, suddenly, as a result of work coming from elsewhere, accomplished within the one who did not love him, these barriers, formerly attacked without success, fall futilely.
    Marcel Proust (1871–1922)