写一篇关于吸烟的英语作文，字数在120-140之间

Title: The Dangers of Smoking Smoking, a widespread habit, poses significant risks to both smokers and nonsmokers. Tobacco contains harmful chemicals that lead to serious health issues such as cancer, heart disease, and respiratory problems. Inhaling cigarette smoke damages the lungs, reducing their capacity to function effectively. Moreover, secondhand smoke can affect others around the smoker, especially children and pregnant women, increasing their risk of developing similar health conditions. Smoking also harms the environment by contributing to air pollution and littering with cigarette butts. It is a costly addiction, draining finances as well as health. Despite these dangers, many find quitting difficult due to nicotine's addictive properties. In conclusion, the perils of smoking are numerous and severe. Therefore, it is essential to raise awareness and promote smoke-free environments to protect public health and encourage smokers to quit for a healthier lifestyle.