British people - and many others across the world - have been brought up on the idea of three square meals a day as a normal eating pattern, but it wasn't always that way.

People are repeatedly told the hallowed family dinner around a table is in decline and the UK is not the only country experiencing such change.

The case for breakfast, missed by many with deleterious effects, is that it makes us more alert, helps keep us trim and improves children's work and behaviour at school.

But when people worry that breaking with the traditional three meals a day is harmful, are they right about the traditional part? Have people always eaten in that pattern?

Film Duration: 80 min