For many people, the covid-19 pandemic feels like a thing of the past. But for those with long covid, it is far from over. Five years on from when covid-19 turned up, those with lingering symptoms still can’t live their lives as they did before.
The emergence of long covid in the first few months of the pandemic sparked an explosion of research into why some people develop persistent symptoms after being infected with the SARS-CoV-2 virus. Half a decade…