I am 27yrs old I had sex with my partner for 3 days unprotected we hav been with each other for 4yrs & this has never happened before, today I started getting heavy period like cramps and feeling heavy in my abominal area I also saw very light pickish after using the rest room everything I wld see & get as if my menstural is coming on..& yes I hav been gettung that reguraly, but since I am continuosly goin to the bathroom non stop even then stil having the urge to keep peaing any water I drink it coms rite now I even hav light burning censation with a very odd feeling please help. ???