Reverse smoking involves smoking a cigarette or cigar from the lit end. It is a dangerous practice that can cause cancer of the mouth. In areas where reverse smoking is popular, oral cancer rates are high.
Reverse smoking refers to a smoker putting the lit end of a cigarette into his mouth. The smoker then inhales the smoke from the lit end.
Reverse smoking is popular in some areas of India, Sri Lanka, Venezuela, Panama and Sardinia. The practice is rare in the rest of the world.
Reverse smoking is a risk factor for cancer of the hard palate, the top inside area of the mouth. In countries where reverse smoking is not popular, cancer of the hard palate is rare.