the past few days I have been feeling super tired and I have very sharp pains ( muscle strains) very close to my pelvis , lower back pains and upper leg pains accompanied with headaches ( the headaches have been non stop these days) and lower back pains as well as gas. also food is getting where I cannot stand some of the smells. has this every happened to anyone else. if so is it a sign of labor is near or what lol.