It takes about a week or so for the circumcision to grow back, and about a month if you want it to heal completely. Circumcision is mainly indicated by the following conditions: first, patients with circumcision need to be circumcised. Secondly, circumcision is needed for patients whose foreskin affects urination. In addition, circumcision is needed for patients whose foreskin is accompanied by recurrent inflammatory infections. When a patient has several of these conditions, it is recommended to go to a second-rate hospital or higher urology department in time to do circumcision. The purpose of circumcision is to cut off the excessively long foreskin and sew the inner and outer plates back together, enabling the glans to be exposed naturally. It is more convenient to clean and also helps to reduce inflammation, usually keep the lower body clean and hygienic.