The Link Between Long-Haul COVID and Air Quality
Long-haul COVID is the phenomenon where people continue to experience persistent symptoms – or develop new symptoms – for four weeks or longer after the fever, cough, etc. of the acute phase of COVID-19 have resolved.1 It has many names: long COVID, post-acute COVID-19, long-term effects of COVID, chronic COVID, post-acute sequelae of SARS-CoV-2 infection […]