Should hospitals sell crisps and chocolate?

Should hospitals rake in money from vending machines selling crisps and chocolates?

The Nolan Show has discovered that the Belfast Health Trust alone received an income of more than £318,000 from its vending machines last year. That's almost a third of a million. And that's before you take into account the canteens and shops selling more of the same.

How does that sit with all health service warnings about healthy eating?