When a personfirstcatchesHIV, veryoften, theymaynothaveanysymptomsatall.
人間がHIVに感染した場合、最初のうちは何の症状もない場合が多いです。
AndmanypeoplecanliveformanyyearsaftercatchingHIVwithnosymptoms, butsomepeopledevelopsymptomsverysoonaftertheycatchHIV, whicharebasicallythesymptomsof a severeviralinfection.
Wenowknowalsothatthelifeexpectancyof a personwhohasHIVandwhoisoneffectivetreatmentwillbethesameandsometimesevenlongerthanthelifeexpectancyofsomebodywithoutHIV, sotreatmenthasbeenverysuccessfulinthisarea.