In Florida, cockroach allergens can trigger asthma all year long—even after the...

https://wiki-zine.win/index.php/What_Does_%E2%80%9CSensitized_and_Exposed%E2%80%9D_Mean_for_Asthma_Risk%3F

In Florida, cockroach allergens can trigger asthma all year long—even after the roaches are gone. These tiny particles stick around in dust and corners, making symptoms worse