Menstruation is one of the normal physiological phenomena in women. With the continuous development of society, various pressures are increasing, and many women will experience menstrual abnormalities. For example, many women experience delayed menstruation with less black color and volume of menstrual blood. So, what is the reason for delayed menstruation and less pigmentation? Menstrual delay with less blackening...

　　Dysmenorrhea is a common phenomenon in many women's lives. Although some women experience dysmenorrhea, the pain is not very obvious, and there are a small number of women who cannot bear the pain and even roll on the ground when they experience dysmenorrhea. Many people want to know why some dysmenorrhea is unbearable. So, what are the reasons why dysmenorrhea...