Recovery methods for flashing back mainly include bed rest, cold and hot compresses, medication and so on. 1. Bed rest: when the flashback occurs, the first thing you should do is to rest in bed, pay attention to the bed is not too soft, try to let the waist muscles get enough rest. 2. Cold compresses and hot compresses: cold compresses can be used in the acute stage within 47 hours to shrink capillaries and reduce tissue bleeding. After the acute period, it can be changed to hot compresses to promote blood circulation. 3. medication: oral yunnanbaiyao capsules and other drugs under the guidance of the doctor, can be combined with external spray yunnanbaiyao aerosol, in order to alleviate the symptoms caused by flashing waist. After the flash waist after the above methods, if the recovery effect is not good, you should go to the hospital in time.