forbes.com – 4 de marzo de 2015 – EEUU
Baseball players have been associated with chewing or smokeless tobacco from the early days of the game. It was a habit acquired from boredom, and the desire to generate a saliva flow throughout a game. While it may not cause lung cancer, as smoking does, this form of tobacco can lead to cancer of the mouth and tongue. Hall of Fame Padre Tony Gwynn died of salivary gland cancer caused by the habit. Other players have had to have facial reconstruction as their lower lip disintegrated.
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