New Year, New Diet? Have we heard it all before?

Caroline Wyatt speaks to medical historian Dr Louise Foxcroft about dieting's history

02 January 2016

5 minutes

This clip is from

PM—Saturday PM

What's wrong with England's rivers, lakes and coastal waters?
Duration: 03:37
Fears for red squirrels after squirrel pox outbreak
Duration: 03:49
Are there more flies than usual this summer?
Duration: 03:08
Martin Lewis explains car finance compensation
Duration: 04:40