aerobic interval training

Aerobic Interval Training

Aerobic training in intervals of high and low intensity (based on percent of maximum heart rate) of specific durations (2 to 15 minutes each) which are designed to increase cardiovascular endurance in athletes.

aer·o·bic in·ter·val train·ing

(ār-ōbik intĕr-văl trāning) Exercise using longer work periods followed by equal rest periods to tax both anaerobic and aerobic energy systems.
Synonym(s): exercise psychology.