Ventilation in schools: Teachers are unsure of the best way to open windows in cold weather

As school absences soar in England because of covid-19 – and classroom mask-wearing guidelines are lifted – many teachers aren’t sure how best to improve ventilation amid winter temperatures Health | Analysis 26 January 2022 By Jason Arunn Murugesu A primary school in England Chris Bull / Alamy S More than 350,000 carbon dioxide monitors … Read more

Rectal breathing: Ventilation alternative increases blood oxygen levels in pigs

Flushing trillions of tiny oxygen bubbles through the rectum increases blood oxygen in pigs and could be an alternative to ventilation for people with damaged lungs Health 15 December 2021 By Michael Le Page Pigs recover from low blood oxygen levels after bubbles are injected into their rectum Tyler Stableford Photography/Getty Images The injection of … Read more