Lower abdomen can ache sometimes. Menstruation color is abnormal also, menses amount also is little,

Your situation is due to abdominal cold, blood stasis or suffering from gynecological inflammation, such as endometriosis. You first need to go to the hospital to do gynecological routine examination, if inflammation, need to follow the doctor's advice for anti-inflammatory treatment, if there is no inflammation, you can drink ginger brown sugar water for conditioning.