RSV cases are spiking in children. What is it and why is it spreading?

A baby being examined by a medical professional.
Photo credit Getty Images

As COVID-19 cases flare up again in areas around the country, there has also been a spike in another respiratory illness, especially in the Southern U.S.

Respiratory syncytial virus (RSV), a disease that mostly impacts infants and young children during the winter months, has been circulating in the region more than usual this summer, according to WPXI in Pittsburgh.

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