Pull-ups, one of the examination options in the physical education senior high school entrance examination, mainly test the development level of upper limb muscle strength, which is an examination item of male upper limb strength and a suspension strength exercise to overcome their own gravity. It is the most basic method to exercise the back, and it is also one of the important reference standards and items to measure men's physique.

Pull-ups require men to have a certain grip strength, upper limb strength and shoulder strap strength, and must be able to overcome their own weight and complete it once. Pull-ups play an important role in developing the suspension strength, shoulder strap strength and grip strength of upper limbs. It is based on the number of times the action specification is completed. If you do more, your grades will be good. So it is a strength endurance project.

Beginners and heavier people can use elastic belt to help them practice, or ask someone to help them practice. At the same time, do straight arm hanging, bent arm hanging, low bar oblique pull-ups, hanging pendulum, low bar supine pull-ups (one leg lifting), various push-ups, bent arm pull-ups, sit-ups and other exercises.

There are many types of pull-ups, which are mainly divided into static pull-ups and pull-ups (which can swing the body). In addition, 5045 times is the highest number of simple pull-ups recorded by human beings.