Patients can shave with a razor or take physical therapy to remove leg hair painlessly. 1. Razor shaving: In general, you can take a razor to shave leg hair, you can use hot water or hot towels before shaving the parts to be depilated, you can achieve the role of softening sweat hair, and apply soap on the legs, so as to achieve the role of painless leg hair removal. In this process, you need to move gently so as not to damage the local skin. Razor shaving can only achieve a short period of time to remove the role of leg hair. 2. Physical therapy: some patients can also take physical therapy, such as ice point hair removal. Is the use of the third generation of conductor pulse laser, and low energy density cooling system, can make the patient local skin cooling, reduce the pain reaction in the process of hair removal, but also to avoid photons in the heating process caused by skin damage. This method generally does not cause pain to the patient and the results can be maintained for a long period of time. Patients who are interested in painless leg hair removal can take the treatment measures under the guidance of their doctors, taking into account their own situation.