To access the answer to this question in detail, you can take a look at the advantages of electronic cigarettes at the top of the page. Smoking is a habit/addiction full of disadvantages compared to electronic cigarettes.

Some users use electronic cigarettes to quit smoking completely, while others use them to replace their harmful habits with a more harmless alternative. If we can talk about dozens of advantages and cannot see any disadvantages when compared to cigarettes, don't you think it would make more sense to switch to electronic cigarettes?