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Rachel H. Mackey, PhD, MPH

Arch Intern Med. 2008;168(18):1948-1949.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Extending functional disability-free years in later life, or "compression of morbidity," is an important public health goal, particularly as the number of older adults continues to increase. In the August 11/25 issue of the Archives, in the article titled "Reduced Disability and Mortality Among Aging Runners: A 21-Year Longitudinal Study" (2008;168[15]:1638-1646), Chakravarty and colleagues¹ report reduced disability and mortality over 21 years for members of a runners club compared with community controls. The study originally enrolled 538 members of a nationwide runners club (the 50+ Runners Association) and 423 controls from the Stanford University community, aged 50 to 72 years at baseline. Annual self-administered questionnaires were used to assess exposures (running, exercise frequency, body mass index [BMI], smoking, and alcohol intake) and disability (Health Assessment Questionnaire Disability Index [HAQ-DI]). Deaths (n = 225, 81 runners and 144 controls) were ascertained in all participants in 2003 using . . . [Full Text of this Article]

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