Is Aimee's high metabolism really what's keeping her slim? Could Mike's poor diet be changing his body chemistry? And are Rebecca's vitamin supplements actually improving her health? Dr John Marsden looks for the truth behind nutrition.
Discover 11,128,835 listings and 281,518 playable programmes from the BBC
Is Aimee's high metabolism really what's keeping her slim? Could Mike's poor diet be changing his body chemistry? And are Rebecca's vitamin supplements actually improving her health? Dr John Marsden looks for the truth behind nutrition.