Uploaded December 2023 | Updated September 2026, 2 weeks ago

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Hosted by: Jessi Knudsen Castañeda (she/her/they/them)
Arwen Hubbard: Writer
Courtney Tern : Fact Checker
JD Voyek: Script Editor
Madison Lynn: Videographer
Hiroka Matsushima: Script Supervisor
Stefan Chin: Editor
Mackenna Goodrich: Associate Producer
Josef "Tuna" Metesh: Sound Designer
Aimee Roberts: Art Director
Sam Schultz: Director of Art and Design
Daniel Comiskey: Editorial Director
Jess Stempert: Producer
Nicole Sweeney: Executive Producer
Hank Green: Executive Producer

Sources:
kidshealth.org/en/kids/pee.html
cincinnatichildrens.org/health/u/urinary-system
kidshealth.org/en/kids/blood.html

Images:
gettyimages.com/detail/illustration/specimen-cup-royalty-free-illustration/1480043456?phrase=urine&searchscope=image%2Cfilm&adppopup=true
gettyimages.com/detail/illustration/human-kidney-health-conditions-royalty-free-illustration/1010828032?phrase=kidneys+anatomy&searchscope=image%2Cfilm&adppopup=true
gettyimages.com/detail/video/animation-of-a-bloodstream-with-red-cell-white-cell-and-stock-footage/1048147430?adppopup=true
gettyimages.com/detail/video/kidney-stones-disease-stock-footage/1334717763
gettyimages.com/detail/video/kidney-nephron-stock-footage/1334715343?adppopup=true
gettyimages.com/detail/video/red-blood-cells-in-artery-stock-footage/1398259189?adppopup=true