Hickey, also known as mechanical purple spot, can be promoted to subside through appropriate massage, local hot compresses, and medication when necessary. 1. Massage: the formation of hickey is relatively short, through gentle massage, is conducive to the dissipation of bruises, with the passage of time, hickey can gradually disappear. 2. Hot compresses: you can use a clean towel dipped in hot water, hot compresses on the local, conducive to local capillary expansion, can promote the hickey to subside. 3. Medication: if necessary, under the guidance of the doctor to give external blood circulation drugs, such as cumulus cream ointment, safflower oil, blood pain stickers, can improve local blood circulation, is conducive to reducing the symptoms. Hickeys generally do not affect the health of the body, and can gradually fade with the passage of time. Suitable medication can also be given under the guidance of a doctor, which can promote the rapid absorption of bruises.