For some subjects, they may need to be lifted up to the starting position. Check for improper technique such as legs swinging or kicking, and failure to fully extend the arms or get the chin over the bar. The subjects should be instructed to spend as little time hanging from the bar beforehand as possible as the extra time on the bar may cause fatigue and reduce the number of pull-ups performed. When repeating the test, ensure that the same grip technique is used each time