So many posts on here, not sure if anyone else has noticed this from the academy of medical sciences. It's 'a how-to stop' transmissions during the autumn and winter. We need to up our game and get others to unmuzzle themselves now. Go to page 32 https://acmedsci.ac.uk/file-download/51353957 ''Further research is needed into: the value of face coverings in specific sub-groups (e.g. children); the effectiveness of face coverings in different settings (e.g. households in reducing transmission); and how to face coverings could be encouraged as a social norm''