Im almost 28 weeks . Been cramping a lot lately but today its been kind of worse . I been up all morning trying to do things to take my kind off it an been trying to ignore it . At first it was just a menstrual cramp feeling in my lower abdomen but the pain started going to my lower back . Also just started to get a headache . Been having diarrhea too . Tmi sorry . This is my first pregnancy so idk if this is all normal . Also the cramps get worse when im in a sitting position an i feel pain in my legs when i sit