Warm weather may have no impact on COVID-19

"In every scenario modeled, they found that warm weather did not halt transmission. That was because, in the case of the common cold, a large segment of the population typically gets sick and develops immunity by spring. With SARS-CoV-2, however, enough of the population will likely remain vulnerable, allowing it to spread even if transmission is reduced in warmer months. “It exists,” Marc Lipsitch, professor of epidemiology and one of..." Lire la suite