The main changes after one year of smoking cessation are in the oral cavity, respiratory system, circulatory system, and sleep quality, with some variability from person to person.
1. Oral cavity: Long-term smokers are prone to changes in the oral cavity, such as bitter mouth, yellow or even black teeth, and one year after quitting smoking, there will be a change in the color of the teeth in the oral cavity, such as whitening, and the symptoms of bitter mouth will be relieved.
2. Respiratory system: long-term smoking is easy to cause respiratory diseases, resulting in decreased respiratory function, quit smoking a year later will feel the respiratory tract phlegm reduction, coughing symptoms, and will feel the respiratory function has improved.
3. Circulatory system: long-term smoking inhalation of nicotine and tar and other harmful substances, easy to induce vascular sclerosis problems, affecting the circulatory system, so quit smoking a year later, the function of the circulatory system will improve, chest tightness, chest pain and other symptoms of insufficient blood supply and oxygen supply will be relieved.
4. Sleep quality: Some people who have been smoking for a long time are prone to the problem of decreased sleep quality, which will be improved after quitting smoking for one year.
For people who smoke, it is important to pay attention to quit smoking as soon as possible, after quitting smoking appropriate exercise, strengthen the diet and nutrition.