I had my period for 6days and when it ended 5days later i had sex with my boyfriend for 3days striaght, that was last week Wednesday-Friday we had sex each day unproductive. i took am ovulating test today and it said i was ovulating. but I'm bleeding a little also. And i have horrible cramps? i took two pregnancy tests and they both said negative today. Is it to early to tell if I'm pregnant I'm 17.please help