1, smoking is harmful, which not only affects the health and life of smokers, but also pollutes the air and harms others. It can mainly cause some lung d
1, smoking is harmful, which not only affects the health and life of smokers, but also pollutes the air and harms others. It can mainly cause some lung diseases. Cigarettes contain a variety of toxic chemicals, mainly tar, nicotine, carbon monoxide, dioxins and so on. It is harmful to the mouth, trachea and lungs, and can cause diseases such as chronic bronchitis, emphysema and pulmonary interstitial fibrosis.
2, cause cardiovascular disease, smoking can make coronary artery vasoconstriction, leading to myocardial infarction. At the same time, it can cause the heart rate to increase and the heart load to increase, leading to the occurrence of cardiovascular and cerebrovascular diseases.
3, smoking can also cause cancer, the most common is lung cancer, which can also cause bladder cancer and esophageal cancer. Smoking can also lead to osteoporosis, leading to early menopause. Men lose sexual function and reproductive ability, and smoking in pregnant women can lead to premature delivery. Smoking will also affect people's attention, intelligence and memory, seriously affecting the efficiency of work and study. It is recommended to quit smoking as soon as possible.