Things you need to know about sugar
We constantly hear about that devil's food, sugar.
But it's okay if it's coming from fruit right?
Well actually, not so much.
But that's just one of the many ways manufacturers sneak it into their food
Dr Julie Bhosale has been researching, and now she's written a book to help you spot the bad stuff.
She spoke to Duncan Garner.
Watch the video for the full interview.