causes of smoking cigarettes and Your Heart - How Smoking Affects the Heart and Blood Vessels how does smoking cigarettes affect

WHO Report on the Global Tobacco Epidemic, 2015: Country Profile: Democratic People's Republic of Korea (PDF) (Report)

When you lit a cigarette, the combustion of the tobacco creates smoke that contains nicotine along with many toxic and cancer-causing chemicals which are harmful to your lungs when inhaled

While more research on the effects of consuming cannabis is needed, smoking any substance including cannabis is generally not good for you

Archived from the original on 5 March 2009

A massive reduction in smoking would have a positive health impact for smokers whose habit puts them at higher risk than nonsmokers for a long list of health concerns