Sometimes the heart suddenly colic, how be to return a responsibility

Sometimes sudden heart attack, consider emotional excitement, strenuous exercise, coronary atherosclerotic heart disease and other factors caused by, specifically as follows:

1, emotional excitement

, sympathetic nerve excitability in the body significantly increased, may increase cardiac contractility, leading to increased cardiac load, resulting in sudden heart attack.

2, strenuous exercise

The body in strenuous exercise, myocardial oxygen consumption will increase, if the oxygen supply is insufficient at this time, it may lead to myocardial ischemia, hypoxia, causing sudden heart attack.

3, coronary atherosclerotic heart disease

Coronary atherosclerotic heart disease is caused by coronary artery stenosis, and coronary artery stenosis will lead to reduced cardiac blood perfusion, resulting in myocardial ischemia, causing sudden heart attack.