How can u tell if u are pregnant

I had my period for 6 day I was having sexual intercourse while having my period it was almost finish with my period... So I haven't had sexual intercourse... Last night I start to get a sharp pain until my belly and low back... In morning the pain got chopper and I just throw up.... What do that mean can I be period

About Emily
Birth: December 31
On since: Jul 20, 2015
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