【吸烟有害健康作文英语（-英语作文）】Smoking is a bad habit that has been known to harm people's health for many years. Although some people think it is just a personal choice, the truth is that smoking not only affects the smoker but also those around them. Therefore, it is important for everyone to understand the dangers of smoking and try to avoid it.

First of all, smoking is harmful to the body. When a person smokes, they inhale a lot of toxic chemicals into their lungs. These chemicals can cause serious diseases such as lung cancer, heart disease, and chronic obstructive pulmonary disease (COPD). Many smokers suffer from coughing, shortness of breath, and other health problems. Even if someone does not feel the effects immediately, long-term smoking can lead to life-threatening conditions.

Secondly, smoking affects the people around the smoker. Secondhand smoke is very dangerous. It contains the same harmful chemicals as the smoke inhaled by the smoker. Children, elderly people, and those with weak immune systems are especially vulnerable to the effects of secondhand smoke. This means that even non-smokers can get sick because of others' smoking habits.

Moreover, smoking is expensive. A pack of cigarettes costs a lot, and over time, this expense adds up. Instead of spending money on cigarettes, people could use that money for more important things like education, health care, or savings. In addition, smoking can reduce a person's quality of life, making it harder to exercise, enjoy activities, and live a full life.

In conclusion, smoking is a harmful habit that should be avoided at all costs. It damages the body, harms others, and costs a lot of money. Everyone should be aware of these dangers and make healthy choices. If you are a smoker, it is never too late to quit. With the right support and determination, it is possible to break the habit and improve your health. Let’s all take steps to protect ourselves and others from the dangers of smoking.