吸烟有害健康,已为世所公认。1986年3月,世界卫生组织会议把1988年4月7日定为第一个世界戒烟日。我国调查了350万人的吸烟人群,15岁以上成人吸烟者占33.88%,男性为61%,女性为7,04%.不同职业人群的吸烟率:干部44.37%,农民34.4%,工人33.77%,科技人员30.79%,医生29.50%,教师28.36%,其他职业25.75%.文化程度吸烟率:文盲男性67.83%,小学66.74%,中学53.25%,大学44.72%,文化水平越低的人群吸烟率越高。吸烟对人体都有哪些伤害呢?笔者经查阅大量的研究结果表明:1.吸烟对呼吸系统有影响:长期 Smoking is harmful to health and has been recognized by the world. In March 1986, the World Health Organization set April 7, 1988 as the first World Smoking Cessation Day. China surveyed 3.5 million smokers, 33.88% of adults over the age of 15 smokers, 61% of men and 7,04% of women smoking in different occupations: cadres 44.37%, farmers 34.4%, workers 33.77% , 30.79% for scientific and technical personnel, 29.50% for doctors, 28.36% for teachers and 25.75% for other occupations. Educational attainment Smoking prevalence: illiterate men 67.83%, primary schools 66.74%, secondary schools 53.25%, universities 44.72% high. What are the harm of smoking on the human body? The author after reviewing a large number of findings show that: 1. Smoking has an impact on the respiratory system: long-term