PMID 15604167
Tobacco smoke has at least 70 chemicals that cause cancer, also known as carcinogens
Leukoplakia, characterized by white patches in the mouth, can be caused by several factors including the use of tobacco, alcohol, betel nut/sanguinaria (a type of plant), exposure to ultraviolet (UV) radiation, harmful microorganisms, or trauma (injuries)
However, it is difficult to quantify this increase using these data as simply summing current smoking and EC use prevalences will over-estimate prevalence of any nicotine product use
Quitting cigarettes cold turkey is extremely difficult
Less has been known about the association between cardiovascular disease risk and smokeless tobacco, Rezk-Hanna said, but the study results demonstrate that smokeless tobacco use is less likely to lead to the heightened levels of cardiovascular diseaserelated biomarkers seen in smokers