Could I be pregnant if I had sex a day before my period?

i had sex and the next day I got my period . but its been 2 weeks and I have all the symptoms of pregnancy, restless , nausea, peeing a lot, tender breasts ... could I be pregnant ?

It is POSSIBLE to get pregnant on any day in your cycle. The probability is what varies from time to time. Anybody that is sexually active should clearly understand the answers to the nine questions at the bottom of the web page below and it works infinitely better if you learn them BEFORE sex rather than after.

http://www.plannedparenthood.org/info-for-teens/pregnancy/am-pregnant-33831.asp