Dr. Michael Lou, hospital medicine at Northwestern Medicine Palos Hospital, joins John to give us an update on the cyclospora outbreak. Dr. Lou tells John about how its spread, how long it takes before you notice symptoms, why it’s difficult to trace, how cyclospora is typically treated, and what you can do to protect yourself from the infection.

https://serve.castfire.com/s:northwestern_medicine_KEiLn/audio/8544410/7-28-26_Dr_Michael_Lou_Northwestern_Medicine_Cyclospora_outbreak_update_2026-07-28-194410.128.mp3Diarrhea-causing parasiteRecent postsHealthOcasio-Cortez says she’s freezing her eggs as she decides her next political moves.cls-4{fill:#000;}Is it safe to eat your vegetables again?.cls-7{fill:#fff;fill-rule:evenodd}Doctor explains shift in hydrogen peroxide use.cls-3{fill:#fff;fill-rule:evenodd}Health officials urge caution for Gulf Coast beachgoers during surge of deadly bacterial infections.cls-4{fill:#000;}No Ebola cases found on quarantined river boat, Congo authorities say.cls-4{fill:#000;}Click for moreRecent PostsJohn WilliamsWhat do you think of the Sox Pope Hat giveaway?.cls-4{fill:#000;}John Williams Best of Speed Jokes 8-7-26.cls-7{fill:#fff;fill-rule:evenodd}WGN Radio’s Summer Playlists.cls-4{fill:#000;}Video and Photos: Chicago Ducky Derby 2026.cls-3{fill:#fff;fill-rule:evenodd}What do you do if a pollster asks about your vote?.cls-4{fill:#000;}Click for more