I've had some chest uncomfortability for the past 3 days. It has been constant 24/7 for the past three, and the pressure/heaviness sensation is located on the upper right side of my chest to the middle, but I believe it is also a little bit lower than that. It occasionally goes to the upper left side and I feel a little pressure there as well, but that goes away within the second. I've tried excercising and it does not make this problem worse or better. I've had a poor diet and got little excerc