Hi , i'm 34 asian, smoking and have diabetes, cholestrol, high blood preassure too, but im controlling it with medicine from singaporean doctor, recently i have a really weird chest discomfort (not painful) just annoying tic and sometime 2 sec sharp stabbing pain on right side of chest. Sometime they move to other side. and when im stretching my shoulder , i can recreate some of the pain, i feel better whenever im excersising such as running and swimming. i have my ecg report too, and the doctor here says it is okay, but im worried