In Florida, cockroach allergens can stick around all year—even after the...

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

In Florida, cockroach allergens can stick around all year—even after the roaches themselves are gone—making asthma tougher to manage. These tiny particles trigger reactions long after the pests leave