‘My great-uncle lived to 104 –  he says the key to longevity is down to this one drink’

Living a long and, more importantly, happy life came down to three key factors, says expert Dr William Li – and one of them can be found in your local supermarket Living a long and, more importantly, happy life came down to three key factors, says expert Dr William Li – and one of them can be found in your local supermarket Health