My first symptom was started on 25apr, I was found covid positive on 28apr,my case was mild,first 3 days I had fever then from 4th day a little cough,and nose blockage, fifth day ct scan was performed and its ct value was zero.other then that I felt breathlessness a few Times but my spo2 level was always 97 or 98 , it's been 16 days but somtimes I feel  burning sensation in my chest spacially in right side and sometimes,this burning sensation I also feel in my palm and legs I feel once or twice a day my nose is partially blocked. Am I out of danger ,do I have to go for a 2nd rt pcr test , is burning in chest related to covid or post covid.