Pregnancy or not...am i going crazy?

back in dec my period was 2 weeks late. i started having alot of mucus discharge and finally brown for like 4 days i figured wired but i guess since i did take a pg test and it was neg..since then ive been feeling really wierd like my breast started itching and tingling i few more mglands and went up to a d cup..got white tiny spots on my nipples and let me include my nipples went from light brwn to dark brown..they were hurting for like 2 months..got a some what period jan. feb. march and april..went from 5 tto 6 days to 2 to 3 days.3rd day just brwn discharge..still i tested and still neg..there were times where i could not stay awake..i went to the er for bad back aches and abd. cramps and lots of strange movements..honestly i thought worms... they never tsted me for pg since they said i just had a period right so i had exrays done. 1 of myback standing and 1 standing front 1 layn of my abdominal..now as i walked by the exray computer i swear i saw a baby's head and arm close by the head i thought omg im pg..but no all the doc said was u arr backed up and have lots of gas.sent me home with this stuff to drink to cleanme up inside..i thought ok maybe imnot pg right...no not right 2 days after movement again...my stomach growling likecrazy every 4 hrs..i eat about 1hr later movement let me include gassy as hell..but i knw when gass is what moving..anywho my friend gots a parental listsener she let me bowwer it and said if theres anything in there u will hear it maybe not a hb but for sure a movement..knw im scared because i hear gas yes..ihear sum kind of crakling popcornpoping and actual movement of some kind..could it be a fetus or just my insides..o yeah let me include i never eat breakfast or anything til about 1 or 2 but now if i dont eat i get terriblr headaches kinda lile if im starving o yeah my linea ***** o yes it got darker i had 1 from prev. pregnancy 10 yrs ago and to be honest cant seem to remember if it faded or if it was just there..my stomach is