Is it possible to get your period first then might be pregnant ?

In a word, yes - some women get their period throughout their pregnancy.

Why do you ask?

In a word, yes - some women get their period throughout their pregnancy.

Why do you ask?

-it is because after I had my period I start feeling different. I had certain sex with my boyfriend without protection. So now I'm feeling different.

It is possible to have what appears to be a period but is not, in about two or three week try the testing