Unlike smoking, where a WHO standardized assessment tool for exposure measurement, pack years, exists, assessing betel exposure is not as straightforward [11]
And yes, the ordinance covers the kind of tobacco you chew, a longtime favorite of many MLB players
This means the "felt" effect isn't directly comparable: pouches provide a steadier, longer-lasting nicotine release rather than the sharp spike and crash associated with smoking
Oral cancer is the 11th most common cancer in the world, accounting for an estimated 300,000 new cases and 145,000 deaths in 2012 and 702,000 prevalent cases over a period of five years (old and new cases) For this chapter, oral cancers include cancers of the mucosal lip, tongue, gum, floor of the mouth, palate, and mouth, corresponding to the International Classification of Diseases, 10th revision [ICD-10], codes C00, C02, C03, C04, C05, and C06, respectively
"AP source: smokeless tobacco banned for new major leaguers"