Health predictors and conditions associated to moderate and vigorous physical activity among adults and elderly from Southern Brazil.

Introduction: Regular physical activity (PA) generates several health benefits. This study aimed to analyze the predictors of moderate PA (MPA) and vigorous PA (VPA) separately, as well as some health outcomes related to each intensity.

Method: A population-based, cross-sectional study, with adults and the elderly in the urban area of the city of Rio Grande, RS, Brazil.

The influence of built, natural and social environment on physical activity among adults and elderly in southern Brazil: a population-based study.

Objectives: This study investigated the association of built, natural and social environment variables with the practice of physical activity (PA) during leisure time and commuting.

Methods: Household interviews were carried out with a representative sample of individuals aged 18 years or older from a municipality in southern Brazil. PA was measured by the International Physical Activity Questionnaire, and households were georeferenced with a 500-m buffer.