Definitions for "Aerobics"
physical exercises performed in a sustained and strenuous fashion designed to cause a temporary increase in respiration rate and heart rate, such a running, swimming, walking, or calisthenics. Calisthenic sessions in groups, performed by following a leader in moving to a rhythmic musical accompaniment, are a popular form of aerobics.
a system of physical conditioning relying largely on aerobics exercises.
Means requires oxygen. To lose weight you need to do at least 20 to 30 minutes of aerobics 3 times a week like jogging.