As its name implies, walking pneumonia is a kind of pneumonia (an infection where the air sacs in the lungs fill with fluid or pus) that is milder than what you’d typically expect—so you’re not bedridden and you’re able to go about your daily tasks,

Infections tend to be most common among older children and adolescents but in 2024 have been rampant among young children, the CDC says.

This year, in addition to more familiar respiratory viruses like influenza, RSV and SARS-CoV-2, local health experts are also warning about a particular type of pneumonia infection.

As we march into the heart of respiratory virus season, here's what to know about what's circulating in Seattle and throughout the state.

A particular type of lung illness has been on the rise both locally and nationally. Have you ever wondered why it’s called “walking pneumonia”? It’s because many people who get it don’t feel well, but aren’t sick enough to prevent them from being up and “walking around.