hi iam ram 29yr..my ecg,tmt,echo are negative.. Bp,sugar and cholostrol are normal..last year went for endoscopy and in esophages lax jt at 40cm and mild reflux grade 2.. My question is when i go for gym and lift some light weight i can feel that something hitting back in my throat and the same day im unable to breath properly and started getting pressure in my left chest and burping with pain in the chest and with in 2days i got cold .. And i feel shortness in breath. Alday i feel tired and dull and body ache.. Even my chest x-ray,pft,barium swallow came normal..but if i burp and cough more i il get pain in upper abdomen..can anyone help me out what to do..