Women with abdominal pain and vomiting during menstruation need to be diagnosed precisely, and the main reasons are as follows: 1, hormonal changes in the body: women have large endocrine fluctuations during menstruation, such as more drastic changes in estrogen and progesterone, which can trigger congestion and bruising of the abdominal organs or fascia, leading to abdominal pain, nausea and vomiting; 2, bad emotions: at the same time, women have endocrine disorders during menstruation, and develop bad emotions such as tension and anxiety. manifest as somatic symptoms, such as nausea, vomiting, abdominal pain; 3, cold: women are weak during menstruation, easy to get cold, cold, triggering abdominal intestinal cramps, stomach cramps, abdominal pain, nausea, vomiting; 4, the original disease attack: women are in a state of blood loss, bleeding during menstruation, when resistance is poor, so that the original disease attack, such as irritable bowel, appendicitis, abdominal enteritis, etc., can manifest as abdominal pain, Vomiting symptoms.