I m 32 years old female. History chest pain first. Had heart catherization November 2013 come back normal .since then I still have the pain inside under my left breast . The pain shooting ,left shoulder, left arm, left shoulder blade. It s a non stop pain. Every test blood test, cat scan , heart catherization came back normal why am I suffer I m not crazy. Doctors don t know what to say .I can t live with that pain... no one should live with pain it s hurt I have no med they said I m healthy you re right. I hope I can find someone experiencing same thing here.