It began as a joke on social media, but medical experts say there’s real science behind the viral “fart walk” wellness trend.
Coined by 70-year-old Canadian cookbook author Mairlyn Smith , the term refers to a brief stroll taken after dinner, often to relieve gas.
“Going for a ‘fart walk’ after dinner is something that’s going to help you age wonderfully,” Smith declared last year in a now viral Instagram post …