When you see a sharp decline, this is an indication that the chances have increased that the person will have a heart attack. To determine effect of EPC's on heart disease in smokers, researchers would survey 15 different smokers. The results were that EPC's were lower in heavy smokers and increased if someone was a light smoker. When a person quit smoking, the underlying levels of EPC's would dramatically increase. As a result, researchers determined that those who quit smoking; will see a reduction in their chances of having a stroke. Those who are considered light smokers will have a lower chance of heart attack, in comparison with heavy smokers. This is significant, because it can be used to corroborate, the overall negative health effects of smoking on the individual. Where, the more they smoke, the greater the chances increase that they could have a heart attack. (Takahisa, 2004, pg.1422)...
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