hi i had a baby 10 weeks ago and since then my body hasnt felt the same im constantly tired yet my baby doesnt wake up during the night i have constant ache and pains and over the past 4 weeks ive noticed a sharp pain i get about 6 times a dayy on the left side ov my body just above my hip bone (ive had my appendix removed). i was wondering if there any explanation of what it could be