Could you please help me I'm so confused . 7 Days after i last had sex, i started to bleed a very very light period, which is not like me. I beening having cramps which have not been like i normal get and a bit of backache, also aches in the tops of my legs. it's now 12 day since last had sex because i been feeling all over the place. This morning did a test and it was . Whens the best time to test? I'm confused.