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Harvard Heart Letter

June 2009 references and further reading

Defining a moderate-intensity workout

Published: June, 2009

Marhsall SJ, Levy SS, Tudor-Locke CE, et al. Translating physical activity recommendations into a pedometer-based step goal. American Journal of Preventive Medicine 2009; 36(5):410-415

Meet the METs, Harvard Health Letter, September 2008

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