Cookies on this website
We use cookies to ensure that we give you the best experience on our website. If you click 'Continue' we'll assume that you are happy to receive all cookies and you won't see this message again. Click 'Find out more' for information on how to change your cookie settings.

BBC Radio 4 presenter Sarah Montague, with input from Professor Russell Foster, investigates how working when most people are sleeping affects our bodies.

The effects of working the night shift

If the body clock is disrupted, Sarah discovers, our organs don't function properly and we can't control our metabolism. There's evidence to suggest that nightshift workers have a higher incidence of diabetes, heart disease and some cancers.

Listen on BBC iPlayer

The assumption has always been that our bodies adapt to the nightshift. But now neuroscience is beginning to unravel the fundamental mechanism of sleep...and the extraordinary finding is that we don't adapt. - Russell Foster