is it true that this happens after sex...? for women , guys can answer too.?

[Yaya]

ok, my friend got a bigger butt after she had some sex. after I had sex people were saying that my butt got bigger but w.e I didnt really notice. I just want to knoe that after sex for the first time does your body change physically? I would like to knoe. not on periods and stuff Just physically.. -Thnks