Why such a long time period will be extended
Some women's menstrual cycle is basically normal, but pass through time more than 7 days or even have a clean extension of the phenomenon of half a month before, the extension of traditional Chinese medicine known as menstruation.

The pathogenesis of menstrual extension has virtual has real, because many empirical Chong and Ren block blood, new blood must not go through; Deficiency deficiency because many internal heat, resulting in menstrual disturbances pibada extension.

1,气滞血瘀: If women usually feel depressed, time will result in a long time气滞血瘀. Or female, among the menstrual, post-production feel寒邪,寒邪hinder the formation of blood and blood running. Veins due to blood cell block, the new blood should not go through, which never extended menstruation.

2, deficiency heat: If the female is a physical deficiency, or due to chronic耗伤阴液, producing too much, excessive sexual intercourse, so that the body阴血亏耗. Heat and the restless sea of blood deficiency, blood should not function properly, resulting in extended menstruation.

Therefore, Chinese medicine practitioners believe that the reasons for the extension of women's menstrual period has actual situation of the sub, so conditioning period should also distinguish between actual situation after the re-start.