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Lifestyle and structured exercise programmes increased physical activity and improved cardiorespiratory fitness

http://dx.doi.org/10.1136/ebn.2.4.117

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    Dunn Al, Marcus Bh, Kampert Jb, et al. Comparison of lifestyle structured interventions to increase physical activity cardiorespiratory fitness. A randomized trial.JAMA1999 Jan 27; 281:327–34.OpenUrlCrossRefPubMedWeb of Science

    Question Are lifestyle physical activity programmes as effective as structured exercise programmes for improving physical activity, cardiorespiratory fitness, and risk factors in healthy, sedentary adults?

    Design

    24 month randomised, single blind (outcome assessor), controlled trial.

    Setting

    An outpatient centre in Dallas, Texas, USA.

    Participants

    237 healthy, sedentary adults (mean age 46 y, 50% women) who lived or worked within 16 km of the centre. Exclusion criteria were history of myocardial infarction, stroke, type 1 diabetes mellitus, osteoporosis, or osteoarthritis; >140% of ideal body weight; plans to move from area or become pregnant; consumption of ≥3 drinks of alcohol each day; exercising ≥3 days each week for ≥20 minutes; hypertension; and use of medication that could …

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    Footnotes

    • Sources of funding: National Institutes of Health; and in part Nordic Track, Stairmaster, Cybex, Precor, and Yamax corporations.

    • For correspondence: Dr Andrea L Dunn, The Cooper Institute for Aerobics Research, 12330 Preston Road, Dallas, TX 75230, USA. Fax +1 972 341 3225.