Referring specifically to the question of arm pain during a heart attack as the poster asks, the emission spectrum of pain that radiates to the arm is wavelike and there is a variation in its intensity (sharp or dull).#9; Tue, 18 Dec 2007 21:13:00 GMTHi Bill!I was researching some facts about pain in the left arm when I read your post about the pain you experienced in your left arm.