Covid

The recover study is studying adults and children and also people who have died to come up with some answers. Every three months, we ask them about these 50 plus symptoms so we can understand how those evolve over time. We look for evidence that there's still virus present in the body. Leora Hawitz: It's quite hard to disentangle what's really COVID and what's background just because of what we've all been through in the last two years.