Loose teeth, mouth sores... who needs that? Studies show that 60 to 78 percent of spit tobacco users have oral lesions. Constant exposure to tobacco juice causes cancer of the esophagus, pharynx, larynx, stomach, and pancreas.
Hatsukami, D & Severson, H, "Oral Spit Tobacco: Addiction, Prevention and Treatment," Nicotine & Tobacco Research 1:21-44, 1999.; 1 "The Smokeless Tobacco Outreach and Prevention Guide, "Applied Behavioral Science Press, 1997.
World Health Organization