Angela Rippon and Dr Chris van Tulleken team up with scientists to turn back the clock on a group of volunteers, showing how to reverse the ageing process.

Angela Rippon and Dr Chris van Tulleken investigate the ageing process. An unfit 57-year-old discovers how building muscle could protect her against illness.

Angela Rippon and Dr Chris van Tulleken investigate the ageing process. A woman sees what her diet is doing to her skin, and an ex-policeman scores the worst body age seen so far.