Hair transplantation is to extract healthy hair follicles from the occipital part of the head and transplant them to the alopecia area to solve the problem of alopecia. The implanted hair can grow normally like normal hair, and the effect is lifelong. Hair transplantation is performed at 3-4 mm on the scalp surface, which will not affect the nerve of the head and is harmless to the body. To do hair transplant surgery, you must choose a regular hair transplant hospital.