Answer:
1.Pressure, tightness, pain, or a squeezing or aching sensation in your chest or arms that may spread to your neck, jaw or back.
2.Nausea, indigestion, heartburn or abdominal pain.
3.Shortness of breath.
4.Cold sweat.
5.Fatigue.
Steps for CPR : Lay the person on their back and open their airways, Check for breathing, Perform 30 chest compressions, Perform two rescue breaths.
Repeat until an ambulance or automated external defibrillator (AED) arrives.