I've been feeling tired but can't really sleep for that long,,.,.I'm tossing and turning most of the time. Wanting to eat everything and some days not eat at all. I threw up and not even know that I was it comes out of no where. Haven't had my period since August. Pains in my lower back,when I always have due to,i pick up things wrong. In not really a fan of doctors ,and i wanna rule out pregnancy first. Im so scared!!! Some help me find answers.