Cockroach allergens can stick around long after the bugs are gone, and for many...

https://speedy-wiki.win/index.php/What_Are_the_Hidden_Places_German_Roaches_Live_in_a_Kitchen%3F

Cockroach allergens can stick around long after the bugs are gone, and for many Florida homes, that means year-round trouble—especially for those with asthma. These tiny particles can trigger symptoms without you even realizing it