During a heart attack, an individual may feel pain in the chest, teeth, head, jaw, upper back or arm, according to MedicineNet. Other heart attack symptoms include shortness of breath, nausea and vomiting, general fatigue, heartburn and indigestion.
Approximately 25 percent of patients experience a heart attack without any chest pain or new symptoms, according to MedicineNet. Patients with diabetes mellitus are more likely to experience a silent heart attack.
Approximately 1.1 million Americans experience a heart attack each year, making heart attack the No. 1 killer of both men and women, reports MedicineNet. Prompt treatment is key, and those receiving emergency care in a timely manner have a survival rate of over 90 percent.