Tonight: 20/07/2023

As a population we're living longer than ever before, but the years we're adding to our lives aren't necessarily the healthiest. In the UK, people are living on average 12 years in poor health - 14 per cent longer than in 1990. But what can we do to stop that? In the second of two Tonight programmes looking at healthy ageing, journalist Kate Quilton looks at the impact our diet can have on our later years