Girls, my lower abdomen hurts like during periods, it'll go away and l…

Girls, my lower abdomen hurts like during periods, it'll go away and let up, it's been for days now, and I have urges to use the bathroom, diarrhea for two days, every 2-3 times a day. Is this normal before childbirth? It's so hard to walk... sensations like it's about to come out.