i am a 24 yr old boy who has just had sex once altough it was with a sex worker 23 months back.i had taken full precaution(used condom)during the act.till march this yr i was perfectly fine.last yr i had done very well in a month long camp which demanded a lot of physical energy.this yr after march i have not been regular with my meals.however after i have a hearty meal i start getting blisters in my mouth.they heal whithin 3 days.since last mont i have been having cough which has reduced my physical efficieny a bit(i have been out of exercising since aug last yr,before which i could match anyone for physical toughness.)i showed my throat to a med surgeon day before and he diagonised it as URTI and gave me medicines. after taking medicines my throat is ok but i am feeling low and lethargic.thecoughis reducing and i am more comfortable in my speech.but i have just had one meal and a lot of chochlates since i started the medication.my wieghtis at an alltime high about 6 kgs more than wat it was 3 months back.4 yrs back i had felt physically inactive the same waybut the docter had that time diagonised me as suffering from Defective nasal sysytem i did not undergo a medical cure hep rescribed.today since morning i have noticed small spots on the inside of my lips.plz advice me on wat should i do?i read about symptoms of hiv and got confused .sometime after masturbation while urinating i do feel a slight burning sensation howevr this haapens only in 34 months once