Dear doctor , i'm facing left neck pain an shoulder ,arm, from almost 4 years now , in between it goes an comes , so i stopped using pillow , but now again i'm facing pain which is radiating to left chest, i don't know if it is chest pain ya bone pain , but when i pressing left chest bone , little pain is there , i have taken so many ECG'S Ans Echo test which came normal , only some times bcz of anxiety my ecg showed more beats , can any one tell me which pain is this ,thank you