On the Buses S01E04 Bus drivers stomach
Original air date - (21 March 1969)
Arthur tells Stan that his stomach pains are caused by his poor diet of greasy chips. Stan tells him his condition is known as the "bus driver's stomach", caused by sitting in the bus cab all day long. After Mum hears Arthur reading out aloud from a book about the seriousness of the condition, she puts Stan on a diet. The bus company has announced that all unfit bus drivers are to be given alternative jobs within the company such as cleaning and maintenance jobs. Doctor Clark comes to Stan's house and assesses him, and later Stan passes the company medical. A colleague of Stan's failed the medical and was promoted to the position of bus inspector