Part I: The secrets. Poophoria... ; Ten myths about pooping ; Is my poop normal? ; The three P's of pooping

Part II: The science. The gut-brain connection ; How the brain influences the gut ; How the gut influences the brain

Part III: The survival guide. You poop what you eat ; All about wiping ; Pooping public ; Women's gut health ; No one poops normally on vacation ; Running with the runs ; Where the sun doesn't shine

Conclusion: Trust your gut.