I had sexual contact with my girlfriend but the protection broke and after two days i started to have body aches stiff neck and headaches and then in a week i went to pathology lab and it confirmed negative the doctor gave me paracetamol and panopaz and diclofen it resulted in relief but after some days it again began and then i had mouth ulcers a and then suddenly all symptoms gone! Now only stiff neck it's been over a month only mouth ulcers and stiff neck and i wanna know that it is
hiv or any other STDs because i didn't had fever night sweats or diarrhea or any thing but it is keeping me frustrated all the time? What is it?