Quoting Sybil S.:" I'm about to be 38 weeks and feel like I have to throw up, my hip bones are hurting, like my tail bone ... [snip!] ... my tail bone and I feel like I have to poo. Is this normal or what. Last time I went to the dr I was almost 3cm and 70%thin"It doesn't sound like labor, sounds like the joys of being in your third trimester, but who knows, labor is different for everyone.