Younger adults are biggest spreaders of Covid-19, study suggests

A new study suggests that the biggest spreaders of coronavirus in the US are adults aged 20 to 49, but that doesn’t mean they should be pushed to the head of the vaccine line, experts say.

A new study suggests that the biggest spreaders of coronavirus in the US are adults aged 20 to 49, but that doesn’t mean they should be pushed to the head of the vaccine line, experts say.