Greg from Ocala, Fl. writes
There are many different types of "sewer bugs" and many of them can cause health issues. Roaches and flies can carry bacteria or other diseases that they can spread by crawling over or defecating on surfaces. Roaches and other insects can cause health issues because their shed skins can crumble and become air born and cause allergic reactions.
Answer last updated on: 09/29/2011