What will happen if you don't smoke for a long time?

Smoking is really harmful to health. Because tobacco contains nicotine, it is very toxic. It is reported that nicotine in one cigarette can kill 10 mice, nicotine in 25 cigarettes can kill a cow, and 40 ~ 60 mg of nicotine can kill people. Nicotine can damage brain cells and cause central nervous system symptoms in smokers. Lead to high blood pressure, rapid heartbeat, and even arrhythmia and heart disease; Cause stomach diseases such as stomach pain; Damage to bronchial mucosa, causing chronic bronchitis. More seriously, tobacco will significantly increase the risk of lung cancer, oral cancer, pharyngeal cancer, laryngeal cancer, esophageal cancer, pancreatic cancer, bladder cancer and renal pelvis cancer, and may also lead to cancer and leukemia of nasal cavity, sinus, stomach, liver, kidney and cervix. Their risk is determined by the time and quantity of smokers smoking. For some smokers, alcoholic beverages can also aggravate health effects. In fact, e-cigarettes do not have much effect on heavy smokers, but are a kind of suffering. Because those heavy smokers are looking for the pleasure of smoking in the lungs, and the smoke of e-cigarettes is not as enjoyable as cigarettes. So it has no effect on smokers for many years, but it may be a good choice for some first-time smokers. These people seek a sense of satisfaction in their behavior. They want to smoke because they feel their hands are empty, so they can't help but take out a cigarette from their pockets. In fact, they don't know what it feels like to smoke it. I feel a cigarette smoking on my hand. Some people even think smoking is more handsome and manly. Actually, it's not smoking, but smoking. Try e-cigarettes, which are harmless, safe and healthy. It feels like a cigarette.