Although the latest information was from the 1988-1990 spring training seasons, the data showed that 40% of players used smokeless tobacco. 50% of those had leukoplakia-like lesions where they held it in their mouths while 2% of non-users had similar lesions.
Source: Feferman I, Healthline: Running Risks, Oral Health, May 2012, Vol 89, No 4, pg 26.
Hans Skariah, B.Sc., DMD
Promenade Court Dental Health Group in Mississauga
2233 Hurontario St., Mississauga, ON, Canada
(1/2 km north of the QEW in the Dome Building)