Conference Paper

This Paper is based on the study to investigate how smoking affects human normal microbiota. A group of articles related to this topic was introduced to show the effect of smoking on the human microbiota. The used methods of these papers are included to conclude the result. Microbiota is hampered and lost its natural activity due to smoking is found. The oral microbial ecosystem firstly feels perturbation due to smoking, then the effects spread to nasal, intestinal microbiota, and so on.