In this prospective cohort, momentary street-view exposure to trees and grass was inversely associated with PA, while exposure to other greenspace was positively associated. Future research should confirm these results in other populations and explore the mechanisms through which specific greenspace components influence PA.
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Researchers Deploy Technology to Find High-Risk HIV Populations
“We use big data, including GPS, survey, network data, to identify optimal sets of venues for HIV prevention,” Chen told Medscape Medical News. Venue-based affiliation networks could help identify areas to reach the priority population or connect many other venues frequented by the priority population, she said.
Chen et al. Leverage GPS Data for HIV Prevention
By asking participants carried a GPS device for 2 weeks, researchers constructed networks of venues connected together through participants’ co-attendance patterns among young Black sexually minoritized men.