A voluminous and complex amount of information—'big data'—from social media such as
Twitter and Flickr is now ubiquitous and of increasing interest to researchers studying …

In industrialized nations like the United States and Sweden, the vast majority of adults do not
meet the physical activity guidelines of 150 minutes per week. 1 Inactive lifestyles put most …

Given that recent literature reviews on physical activity in urban parks deliberately excluded
qualitative findings, we reviewed qualitative research on this topic informed by a published …

▪ Abstract The thesis of this article is that multilevel interventions based on ecological models
and targeting individuals, social environments, physical environments, and policies must be …

In the absence of a vaccine and medical treatments, social distancing remains the only
option available to governments in order to slow the spread of global pandemics such as …

Objectives. Parks provide places for people to experience nature, engage in physical
activity, and relax. We studied how residents in low-income, minority communities use …

Objectives. We studied whether park size, number of features in the park, and distance to a
park from participants' homes were related to a park being used for physical activity …

Research on physical activity (PA) has expanded in recent years to examine environmental
influences that enhance or limit the opportunities people have to be active. The purpose of …

Introduction An extensive infrastructure of neighborhood parks supports leisure time
physical activity in most US cities; yet, most Americans do not meet national guidelines for …

Over the past forty years various changes in the US" built environment" have promoted
sedentary lifestyles and less healthful diets. James Sallis and Karen Glanz investigate …