The Concept of CMR

Epidemiology

Smoking

Key Points

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  • Cigarette smoking is a major preventable risk factor that must be targeted as part of CVD prevention and management.

  • Cigarette smokers are 2 to 4 times more likely to develop CHD than non-smokers.

  • There is a significant dose response relationship between the number of cigarettes smoked and the relative risk of CHD and stroke.

  • When compared to non-obese smokers, obese smokers have a clear reduction in life expectancy.

  • Passive smoking and exposure to environmental smoke significantly increase the relative risk of CHD and stroke.

  • Quitting smoking has been shown to have a definite, positive impact on overall health.