I had my last period march 8,2014 and stopped march 12,2014 and so me and my boyfriend have been having sex everyday sence then like the whole month he has ejaculated everytime and now I am 16days late for my period but today I started light bleeding like i am on my period and cramping like crazy i have never missed my period ,but i have been on depo for 6year sence i was 15 i had stopped using in August 2013 and ever since then i have had my period on time