Symptoms of a heart attack may widely vary, from the classic "elephant on the chest" feeling of crushing pain, to the nausea and heartburn mistaken for indigestion. In some patients, the symptoms may only be sudden fatigue or an oppressive feeling of impending doom.
Review Date 10/11/2018
Updated by: Jesse Borke, MD, FACEP, FAAEM, Attending Physician at FDR Medical Services / Millard Fillmore Suburban Hospital, Buffalo, NY. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.