Respuesta :

Bitkoy

Answer:

Many reasons.

Explanation:

1) Stress

2) Genes

3) High blood pressure

4) Too much exercise

Answer:

A heart attack occurs when one or more of your coronary arteries becomes blocked. Over time, a buildup of fatty deposits, including cholesterol, form substances called plaques, which can narrow the arteries (atherosclerosis). This condition, called coronary artery disease, causes most heart attacks.

Explanation: