The body of real-world evidence around Covid-19 continues to build, and a study released Aug. 26 in The Lancet points to concerning long-term effects for hospital survivors at the one-year mark. 

Although there have been discussions about using different Covid-19 vaccines in combination, World Health Organization (WHO) chief scientist Soumya Swaminathan warned against it, calling it a “dangerous trend.”

A study of the lungs of people who have died from Covid-19 found persistent and extensive lung damage in most cases and may help doctors understand what is behind a syndrome known as ‘long Covid’, in which patients suffer ongoing symptoms for months.