In Florida, cockroach allergens can trigger asthma symptoms all year, even...

https://wiki-velo.win/index.php/What_Did_the_1997_Inner-City_Asthma_Study_Find_About_Roach_Allergen%3F

In Florida, cockroach allergens can trigger asthma symptoms all year, even after the roaches are gone. These tiny particles linger in your home, affecting air quality and health