 are going around again this summer. They're not easily spread when it's very hot and humid, like it's been around here recently. But Andrew Pekosz with the Johns Hopkins Bloomberg School of Public Health explains those conditions are encouraging people to change their behaviors and be inside. Then you're sort of seeing a different environment for respiratory viruses, which is a little bit more conducive to spread. He says flu and RSV basically go away in the summer, but COVID never quite reached that stage.