What benefits do smokers have after quitting smoking? What's the effect after quitting smoking?

1. Quitting smoking and preventing exposure to secondhand smoke are the most important means to prevent and treat COPD, and quitting smoking is the only way to effectively delay the progressive decline of lung function. Quitting smoking can also reduce the incidence and mortality of stroke, peripheral vascular disease, pneumonia and gastric and duodenal ulcers. Therefore, quitting smoking is an important part of treating various smoking-related diseases. Quitting smoking can also reduce the harm of second-hand smoke exposure around people, especially family members and colleagues.

2. Quitting smoking at all ages is beneficial. "Quitting early is better than quitting late, and quitting is better than not quitting at all". No matter when you quit smoking, you can win a longer life after quitting smoking. A 50-year prospective follow-up cohort study of British male doctors found that the average life expectancy of smokers is about 10 years shorter than that of non-smokers, and quitting smoking at the age of 60, 50, 40 and 30 can win about 3, 6, 9 or 10 years respectively. Moreover, the number of years of life added after quitting smoking is a "healthy life year". Compared with continuous smokers, smokers are less accompanied by diseases and disabilities.

3. Quitting smoking has remarkable economic benefits, which can greatly reduce all kinds of medical expenses and insurance expenses caused by smoking. Research shows that in 2005, the direct economic loss caused by smoking in China was 654.38+066.560 billion RMB, and the indirect economic loss was 866.5438+0.1~1.205.01billion RMB, and the total economic loss was nearly 300 billion RMB, accounting for about 2000.