There are 350 million smokers in China? Quitting smoking is an integral part of the whole tobacco control work? Strategies to help smokers quit smoking have a very positive effect. The direct and indirect effects of quitting smoking are obvious. First of all? Quit smoking 1 year later? The risk of dying of coronary heart disease can be reduced by about half? And it continues to decrease with the extension of smoking cessation time. Quitting smoking can also reduce the morbidity and mortality of many diseases? Including stroke, peripheral vascular disease, chronic obstructive pulmonary disease (COPD), pneumonia and gastric and duodenal ulcers. People of any age? Quitting smoking can improve health and quality of life. Quitting smoking also has obvious economic benefits. Second? Quitting smoking can reduce the harm of passive smoking around people, especially their family and colleagues. And then what? Smoking cessation behavior of smokers will also bring demonstrations to family, friends and colleagues? In particular, it affects teenagers' attitudes towards smoking. So what? Smoking control intervention in any country should pay attention to smokers quitting smoking.

1. Tobacco control situation? China has become the largest tobacco country in the world? Have three "world firsts"? The situation of tobacco control is not optimistic? The largest tobacco producer? The biggest tobacco consumer? Followed by the biggest tobacco victim? The situation of tobacco control is extremely severe. At present? China's male smoking rate remains high? Besides active smoking? There are still 540 million people exposed to secondhand smoke in China.

2. Harmful components in cigarette smoke

Cigarette smoke is a complex mixture of more than 4000 compounds, which is composed of volatile substances in gas phase, semi-volatile substances in particles and non-volatile substances? Of which gas accounts for 95%? Such as nitrogen, oxygen, nitric oxide