What are the dangers of e-cigarettes?

Electronic cigarettes are made by electronically heating liquid nicotine, which makes the liquid nicotine evaporate into the body to appear smoking, but after the nicotine is heated there are still certain substances that can harm the body, the main harm is that the body will be cancerous and other risks, especially if the body itself has a lung disease, if you smoke electronic cigarettes regularly, you will have a decline in lung function and may also trigger bronchial asthma. The most important thing is that the e-cigarettes can cause cancer, especially if you have a lung disease, and if you smoke e-cigarettes regularly, you will be in danger of losing your lungs and having an asthma attack.