吸烟者或者被动吸烟者的人体多系统均受到不同程度损害.间接吸烟使气道反应性增高.吸烟者a-蛋白酶抑制剂减少可能是引起肺气肿的一个重要因素.纸烟含有重要致癌物质“苯并芘”.吸烟还可使血中儿茶酚胺急剧升高,血压增高,血小板功能异常、五肽胃泌素刺激胃酸显著增加和胃蛋白酶Ⅰ血清浓度增高.并降低H_2受体拮抗剂分泌活性,延缓十二指肠溃疡愈合.同时可诱发肾血管性高血压、缺血性心脏,脑卒中,妇女绝经期提前. Smokers or passive smokers of human body systems are subject to varying degrees of damage.Indirect smoking increased airway responsiveness.Decrease in a-protease inhibitors smokers may be an important factor in causing emphysema.Cover contains important carcinogens “ Benzopyrene. ”Smoking can also make blood catecholamines increased sharply, blood pressure, abnormal platelet function, pentagastrin-stimulated gastric acid significantly increased and pepsin Ⅰ serum concentration increased and decreased H 2 receptor antagonist secretion activity, Delay duodenal ulcer healing.At the same time can induce renal vascular hypertension, ischemic heart, stroke, women advance menopause.