Why won't our brains let us feel full on liquid food? After all, we spent the first months of our lives living on milk alone. And we speak to a man who drank his food for 30 days. Show more
Discover 11,128,835 listings and 278,133 playable programmes from the BBC
Why won't our brains let us feel full on liquid food? After all, we spent the first months of our lives living on milk alone. And we speak to a man who drank his food for 30 days. Show more
The BBC's international radio station
