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:

    Philosophy aims at the logical clarification of thoughts. Philosophy is not a body of doctrine but an activity. A philosophical work consists essentially of elucidations.
    Ludwig Wittgenstein (1889–1951)