What is the reason for my aunt's diarrhea?

During menstruation, diarrhea is usually related to the imbalance of hormone levels in women during menstruation. During menstruation, women secrete a large amount of prostaglandin, prostaglandin, in addition to allowing uterine smooth muscle contraction, but also stimulate gastrointestinal smooth muscle, resulting in increased intestinal motility to produce stool, so it will show the phenomenon of menstrual diarrhea, normal and dysmenorrhea occur together. Of course, there are also some women diarrhea is caused by cold. Menstruation, women should pay attention to the lower abdomen to keep warm, prevent eating raw and cold spicy food, reduce the stimulation of the stomach. It is recommended to drink more ginger brown sugar water, appropriate blood can reduce the symptoms of diarrhea during menstruation.