i had unprotectd sex about a month and half ago and after i bled straight away i wasnt due on my period, i had a mini bleed (spotting) after that and it lasted for about 2-3 days then 2 week after that i had my period it was normal but very painfull when i came off iv had really bad cramps in my stumach and ribs and at night in bed i cant lie on my front coz i feel realy sick and light headed i also wake up in the night feelin sick.. my stumach is hard and bloated and findin it hard to have an apatite but when i do i scof! could i be pregnant if iv had my period or hav i miscaried without knowin? please help