Hi,i had my period on 19/3/17 for 5 days then I started having unprotected sex with my husband since 1/4/17.i started having breast tenderness and food craving then I saw my flow again on 14/4/17 for 1 and half day(scanty) then I used hpts a week after but it's neg.had the test the following week after but it's still negative still with my symptoms.Now I've seen another stain nt flowing like my menstruation on 5/5/17.im confused