The Congress, by joint resolution approved July 17, 1959 (73 Stat. 212), has authorized and requested the President to issue a proclamation designating the third week of July of each year as Captive Nations Week..
It can feel like pressure, squeezing, fullness, or pain. It also can feel. like heartburn or indigestion. Upper body discomfort. You may feel pain. or discomfort in one or both arms, the back, shoulders, neck, jaw, or upper part of the. stomach (above the belly button).
Some heart attack survivors have told of feelings of suffocation prior to a heart attack, where there is restriction around the upper back and torso as pressure builds as if a rope is being squeezed around the body and pulled tight. You could experience this sensation in your jaw and throat as well.