Suggest Remedy For Delay In Periods

Hello I m 15 years old. Me and my bf had sex last month and this months didn t get my period. I was on my period when we did it and I know for a fact he didn t cum or precut in me. I have been under so much stress this past month starting a new school .. Grades and my boyfriend breaking up with me 2 times and also was sick for a week my period was suppose to start... What do you think ?