Fuzhong Li

TL;DR: The Navajo Nation is the most recent example of the vulnerability of American Indian reservations to pandemic disease, and its COVID-19 infection rate is among the highest in the world.

TL;DR: A three-times-per-week, 6-month Tai Chi program is effective in decreasing the number of falls, the risk for falling, and the fear of falling,and it improves functional balance and physical performance in physically inactive persons aged 70 years or older.

TL;DR: Tai chi training appears to reduce balance impairments in patients with mild-to-moderate Parkinson's disease, with additional benefits of improved functional capacity and reduced falls.

TL;DR: Certain neighbourhood built environment characteristics related to urban form were positively associated with walking activity in the neighbourhoods of senior residents in Portland, Oregon, USA.

TL;DR: In this paper, a structural equation model was tested showing that deviant peer association in early adolescence mediated the relation between peer and family experiences in middle childhood and later substance use, and an observational study of the boys with their best friends revealed that active support for rule breaking and substance use was associated with an immediate escalation in substance use during the transition to high school.