Chemotherapy does not necessarily require shaving your head. In terms of the treatment itself, it is not necessary to shave off hair after chemotherapy. As chemotherapy drugs are cytotoxic drugs, they have more adverse reactions, and some of them can cause hair loss. In order to minimize the disturbance or impact of hair loss on life and psychology, some patients shave off their hair before and after chemotherapy. Chemotherapy may cause different degrees of damage to the patient’s hair, after the end of chemotherapy, hair can grow back, patients do not need to be nervous. Patients are advised to choose whether or not to shave off their hair according to their own situation, and at the same time, maintain a good attitude and actively cooperate with the physician’s treatment.