Children are becoming infected with up to three different viruses at the same time after widespread COVID-19 lockdowns eviscerated their immune systems, doctors have warned.

Yale New Haven Children’s Hospital in Connecticut has reported staggering numbers of young patients with cases of the adenovirus, rhinovirus, respiratory syncytial virus (RSV), human metapneumovirus, influenza, and parainfluenza — in addition to COVID-19, the Washington Post reported.

Some children were admitted with two viruses and a few with three simultaneously, according to Thomas Murray, an infection-control expert and associate professor of pediatrics at Yale.

See Also:

Dmitry Medvedev scary warning to West: “Horsemen of the Apocalypse are on their way”

“That’s not typical for any time of year and certainly not typical in May and June,” Murray told the Post.

An uptick in cases of the flu and severe colds throughout the winter months is expected, however, experts say the warm summer months aren’t seeing the same downturn in illnesses as previous years.

Read more: New York Post