• Uncomfortable pressure, fullness, squeezing or pain in the center of the chest
  lasting more than a few minutes.
• Pain spreading to the shoulders, neck or arms.
• Chest discomfort with lightheadedness, fainting, sweating, nausea or shortness
  of breath.
• Upper back pain

Stroke

• Sudden numbness ore weakness of face, arm or leg, especially on one side of the body.
• Sudden confusion, trouble speaking or understanding.
• Sudden trouble seeing in one or both eyes.
• Sudden trouble walking, dizziness, loss of balance or coordination.
• Sudden, severe headache with no known cause.