title: Answer to the letter of Reza Pakzad and Saeid Safiri.
authors.affiliation: Department of Health, Exercise Science and Recreation Management, University of Mississippi, Mississippi, USA.
authors.forename: Scott J
authors.initials: SJ
authors.lastname: Dankel
authors.affiliation: Department of Health, Exercise Science and Recreation Management, University of Mississippi, Mississippi, USA.
authors.forename: Jeremy P
authors.initials: JP
authors.lastname: Loenneke
authors.affiliation: Department of Health, Exercise Science and Recreation Management, University of Mississippi, Mississippi, USA. Electronic address: pdloprin@olemiss.edu.
authors.forename: Paul D
authors.initials: PD
authors.lastname: Loprinzi
mesh_terms: D015444:Exercise; D006293:Health Promotion; D006801:Humans; D009026:Mortality
keywords: Epidemiology; Health promotion; Institut NHANES; Methodology; Méthodologie; NHANES; Promotion de la santé; Épidémiologie