In A Tale of Two Cities, Charles Dickens highlights the duality of London and Paris, the
former being safe and peaceful while that latter in the throes of revolution and chaos-“It was …

The world is experiencing an extraordinary, life-altering challenge due to the COVID-19
pandemic. 1 Many countries have become accustomed to a new normal–“social distancing” …

The coronavirus disease 2019 (COVID-19) pandemic should serve as an opportunity to take
an inventory of the current state of global health and what we as a society can do to improve …

The ongoing coronavirus disease 2019 (COVID-19) spread is a public health emergency
and global threat. Governments have ordered citizens to stay at home as an emergency …

Emerging data indicate a substantial decrease in global physical activity levels during the
period of social isolation adopted worldwide to contain the spread of the coronavirus …

The 3 new Lancet series papers on physical activity 1–3 build on the evidence presented in
2 previous series 4, 5 that underlined the pandemic magnitude of physical inactivity, its …

With an increasing number of governments hardening nationwide quarantine, or
considering various forms of lockdown in attempts to hinder the spread of the novel …

Background COVID-19 restrictions such as the closure of schools and parks, and the
cancellation of youth sports and activity classes around the United States may prevent …

Abstract Tragically, the United States (US) surpassed one million documented deaths due to
the coronavirus disease 2019 (COVID-19) pandemic. A convincing association between …

The COVID-19 lockdown has been associated with physical inactivity. We prospectively
evaluated changes in moderate-to-vigorous physical activity (MVPA) and sedentary time …