Purpura simplex has the possibility of self-healing, usually about half a month may recover on its own, but is prone to recurrent attacks. Purpura simplex is a hemorrhagic disease caused by vascular abnormalities, most common in young women, often during menstruation, patients will spontaneously recurring skin petechiae ecchymosis. There is a possibility of self-healing, so generally do not need treatment, all kinds of drugs are not effective in the prevention and elimination of purpura. Most patients can be cured in about half a month, but it should be noted that due to individual differences, so the specific how long can be cured can not be generalized, and some patients will be cured in about a month. The disease is easy to recur, but it is not harmful to health. It is recommended to pay more attention in daily life and avoid taking hormones or other drugs that affect platelets, such as aspirin, or it will aggravate purpura. Daily exercise should be more exercise to enhance physical fitness, while avoiding physical exertion. Specific disease diagnosis and treatment under the guidance of a physician.