Hi everyone my last period was on July 22 I had protected sex on July 30 and the day after Ive been having heavy discharge Ive NEVER had everyday now. already had std tests which were negative. I took a hpt on the third day after my period was supposed to start. Ive taken another hpt today and its negative!! Its now 31 days since i had sex and 39 days since my last period could i be pregnant??? OR something else???