Repeated cracking of the foreskin may be caused by excessive friction, repeated circumcision as well as dry and occlusive glans, unclean sex, etc. Further examination is recommended. 1. Excessive friction: if there is excessive masturbation, too violent sex life and excessive friction of underwear, etc., it may lead to excessive dryness of the foreskin, repeated cracking and so on. 2. Foreskin glansitis: for those who are circumcised or circumcised, if you don’t pay attention to personal hygiene and don’t do a good job of cleaning in time, it is easy to accumulate stimulation of the foreskin scale and lead to recurrent foreskin glansitis, and it may also cause recurrent cracking of the foreskin, flaking, and so on. 3. Dry occlusive glans: In addition, there may be the existence of dry occlusive glans, can lead to severe hardening of the foreskin, the foreskin loses its elasticity and then erections, the foreskin is easy to crack under the circumstances of turning up. The above symptoms may also be caused by other factors, therefore, it is recommended that patients seek further examination in a timely manner at a regular hospital to clarify the cause of the disease and deal with it in a timely manner, in order to strive for early recovery.