Simon Fraser University professors Paul Tupper and Caroline Colijn have found that physical distancing is universally effective at reducing the spread of COVID-19, while social bubbles and masks are more situation-dependent. The researchers developed a model to test the effectiveness of measures such as physical distancing, masks or social bubbles when used in various settings. Their paper was published on November 19th in the journal Proceedings of the National Academy of Sciences of the United States of America (PNAS).
Learn More