Angina or heart attack? Understand the difference.

Before differentiate angina and infarction, it is good to know that the source is the same, a condition called atherosclerosis. Our body has an immense system of blood supply with approximately 100,000 miles veins (two and half times the circumference of the earth) that carry nutrients and oxygen to all parts of the body. It usually occurs after physical stress or great irritation. Disappearing when the person rests and calms down. Patients already on treatment typically use a drug during crises (Norvasc or nitroglycerin) …