Busman's holiday

If you want a good holiday, go well beyond the range of your mobile phone network and leave your stethoscope at home. Better still, sign up for a boat trip in a tropical ocean and spend at least four hours a day under water chilling out with the fish. As all scuba diving doctors know, as soon as the boat has pulled out of port for its seven-day “reefs and wrecks” tour, the captain will ask if there are any …