Write a detail note on Harvard Step Test.

Harvard step test is a cardiovascular fitness test.It is also called aerobic fitness test.It was developed by Brouha and others in 1943.It is used to measure the cardiovascular fitness by checking the recovery rate.
Equipments required-A gym bench or box of 20 inches high for men and 16 inches for women,a stop watch and cadence tape.
Procedure-The athelete stand in front of the box.on the command 'go'the athelete steps up and down on the box at a rate of 30 steps per mintues.the heartbeat are counted for 30 seconds period.
Advantages-1.Minimum equipments are required for conducting this test.
2.It requires minimal cost
3.It is simple to set up and conduct.
Disadvantages-1.The height of the box remain same for tall individual and short individuals.
2.It will be easy for tall individuals and difficult for short individuals.