my period started on the 1st of november ended on the 6th of november .it came back in the same month on the 30th of november and last up to the 5th of december, it now come back on the 29th of december an am abit worry cause all the other months it was normal.i went to visit the doctor she did testes on me a pregnancy test i was not pregnant,she did a pap spear on me i have to collect the results in 6 weeks time she told me i have a infection so she put me on antibiotics i have not taken the bills because she did not explain fully to me wat is really going on with me and why i am taking the bills for please i need your help cause am having this burning in my vaginal please explain thank u.