Major League Baseball (MLB) players represent a unique population of individuals in the United States: a select group of men who possess the athleticism, strength, and acumen to navigate into organized professional baseball at the highest level and who are compensated quite well. What do we know about their health and mortality risks? In this issue of JAMA Internal Medicine, Nguyen and colleagues1 report findings from a retrospective cohort mortality study of men who played Major League Baseball and died between 1979 and 2013, as well as characterize their mortality risk as compared with the US male population across the same time period.
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Waterbor JW, Fleisig G. Longevity Among Major League Baseball Players—Play Ball! JAMA Intern Med. 2019;179(9):1301–1302. doi:10.1001/jamainternmed.2019.1195
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