How to Stay Well S01E04 - Make-Up and Strange Beds

In this episode, Dr Phil Kieran investigates if out-of-date make-up can leave us feeling ill. Dr Javid Abdelmoneim heads up the Cairngorm mountains, to find out whether you can catch a cold from being cold. And Dr Helen Lawal tries to find out why so many of us struggle to sleep in a strange bed by exploring the latest cutting-edge research.