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.

Read more about this topic:  Energy Systems

Famous quotes containing the word work:

    There exist few things more tedious than a discussion of general ideas inflicted by author or reader upon a work of fiction.
    Vladimir Nabokov (1899–1977)