There are many harmful substances in cigarettes, such as tar and nicotine. If you smoke for a long time, it will cause harmful substances to enter the lungs through the respiratory tract, which may cause irritation to the respiratory mucosa, increase the chance of respiratory infection, and even increase the chance of lung cancer. In addition, nicotine in cigarettes is one of the main substances causing cardiovascular damage, and the damage to vascular endothelial cells is the initial factor leading to atherosclerosis, so quitting smoking can also reduce the probability of cardiovascular diseases. In addition, it is not recommended to live in the environment of second-hand smoke. Second-hand smoke contains harmful substances such as nicotine, tar and suspended particles, which will also affect your health. So quitting smoking is really good for your health, not only for yourself, but also for people around you, which can reduce the number of times people around you smoke second-hand smoke.
In addition to quitting smoking, we should avoid drinking heavily, especially on an empty stomach, because alcohol also stimulates the gastrointestinal mucosa, which may increase the risk of gastrointestinal diseases. Eat a healthy diet every day. You can eat fruits, vegetables and high-quality protein food, which can supplement your body's demand for nutrition and is good for your health.