Respiratory Viruses

Flu and other respiratory viruses and SARS-CoV-2 just don’t get along very well together. It’s unlikely that they will circulate widely at the same time - Richard Webby

Respiratory Viruses

image by: Mayo Clinic

HWN Suggests

Respiratory viruses, thrown out of whack by Covid, appear to be falling back into seasonal order

In the depths of the Covid-19 pandemic, something strange happened: For a year or two, illnesses that used to emerge like clockwork when fall and winter arrived — flu, RSV, and the myriad viruses that cause colds — did not sicken us.

The cause now appears clear: The measures we took to avoid the new disease, including isolating and social distancing, muscled most other respiratory pathogens out of the cold-and-flu-season picture. When we started to tire of altering our lives to avoid SARS-CoV-2, which causes Covid, those other viruses returned — but at odd times and behaving in odd ways. Rhinoviruses — aka common cold viruses — made children in Hong Kong so sick they ended up in hospital.…

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 Respiratory viruses, thrown out of whack by Covid, appear to be falling back into seasonal order

“We’re going to work, going to school. Kids are going to daycare. All those behavioral things that influence viral transmission are getting back to normal,” Foxman said. “In that regard I feel like those things are normalizing, and the more time that goes by that those things are normal, that will probably influence our viruses to behave as they did before.”


CDC is posting updates on the respiratory illness season here every week.

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