Study suggests link between air pollution and COVID infection in young adults

A Swedish study has found that even short-term exposure to low levels of air pollution could play a role in the development of a COVID-19 infection, or testing positive for the disease, in young adults. The researchers, who hail from the medical university Karolinska Institutet, published their results last week in JAMA Network Open. The results of their observational study show that exposure to certain traffic-related air pollutants is associated with a greater chance of receiving a positive PC