> If I read correctly the they're saying they found that children have higher viral loads in their respiratory tracts As I wrote elsewhere in the comments, the

> If I read correctly the they're saying they found that children have higher viral loads in their respiratory tracts As I wrote elsewhere in the comments, the researchers have equated the quantity of viral RNA with viral load. Studies in adults have shown that this is not always the case. There's no guarantee that there is active virus there (unless you try to infect cells with what you got from the swab).