Actually me and my partner was getting close so that time I was in underwear and my girlfriend was fully naked nd my penis gone into her vagina. And my underwear was little wet of sperms. And it was just of 1 min and we removed and we end with that. But after 2 days she had her periods and it was on the time but periods was not stoping so she showed a doctor and taken the medicine given by a doctor and her periods stopped. But now everyday her mind think of every food and she want that I want to eat this and I want to eat that. So I and my girlfriend is too much worried about it that my girlfriend is pregnant or what? so please help me with accurate answer please we both are in very worried.