During the past three decades, an estimated 200 million rural residents have moved to urban centers in China. They are “sojourners” in the cities and maintain close ties with their home communities, which we term trans-local ties. This paper examines the relationship between migrants' social...

We expand the search for modifiable features of neighborhood environments that alter obesity risk in two ways. First, we examine residents' access to neighborhood retail food options in combination with neighborhood features that facilitate physical activity. Second, we evaluate neighborhood...