I hvent had a period in 8 months I've taken 3 pregnancy test & all 3 we're negative I hve been hvin unprotected sex with my fiancée...since I lost my virginity to him 8 months ago...I've been to the doctor's & they said tht it could be either PCOS or something to do with my thyroid...any thoughts ? Only symptoms I hve for PCOS is excessive weight gain & no period...& a little pouch...& thyroid all I hve is excessive weight gain, no period, & lower abdominal pain...anyone hve any thoughts...I'm really scared becuz my fiancée & I wnt kids whether it's 1 or 2 kids...the doctors said my ovaries are completely fine...so tht means I should be able to conceive right ? Whether I need the help of medicine or not... help !