Is the amount of “greenness” within a 250-m, 500-m, 1000-m or a 2000-m buffer surrounding
a person's home a good predictor of their physical health? The evidence is inconclusive. We …

Ecological approaches to health and behavior have long held that place matters for health
(29). Physical activity (PA) and sedentary behavior (SB) research has focused on the …

Recent studies have relied on GPS tracking to assess exposure to environmental
characteristics over daily life schedules. Combining GPS and GIS allows for advances in …

Background Measuring mobility is critical for understanding neighborhood influences on
older adults' health and functioning. Global Positioning Systems (GPS) may represent an …

Predictive models for human mobility have important applications in many fields including
traffic control, ubiquitous computing, and contextual advertisement. The predictive …

Public health research has witnessed a rapid development in the use of location,
environmental, behavioral, and biophysical sensors that provide high-resolution objective …

Active transport (AT)—physical activity (PA) during travel—can promote human health.
Among built environment factors related to travel research, design refers to the street …

Background Accurate information is lacking on the extent of transportation as a source of
physical activity, on the physical activity gains from public transportation use, and on the …

To more effectively expand transit service coverage through promoting bicycling, a practical
approach is presented in the paper for estimating the coverage of transit service accessible …

Neighborhood effects on health have been widely investigated; yet the definition of
neighborhoods is usually arbitrary. This study analyses how disparities in environmental …