by Max Planck Society Masks that do not fit tightly at the edges allow air to enter and exit, especially at the nostrils, but also at the cheeks. But even ill-fitting masks still significantly reduce the risk of infection. Credit: Birte Thiede/MPI für Dynamik und Selbstorganisation Three meters are not enough to ensure protection. Even at...
by Vienna University of Technology Droplets with a viral load. Wear a mask, keep your distance, avoid crowds—these are the common recommendations to contain the COVID-19 epidemic. However, the scientific foundations on which these recommendations are based are decades old and no longer reflect the current state of knowledge. To change this, several research groups from the field...
by Marlowe Hood There is growing evidence that face masks can considerably reduce the transmission of respiratory viruses like SARS-CoV-2, thereby limiting the spread of COVID-19 Even if state-level governments in the United States reimpose limited social distancing measures to halt the spread of COVID-19, the death toll could more than double by the end...
