Oisin Mulligan is living the dream of many a child. He's eating something from the McDonald's menu every day for two weeks, but it's not as simple as that.
The personal trainer and coach wants to demonstrate the importance of not viewing food as a 'treat' or something that you should 'cheat on'.
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Speaking to Dermot and Dave, Oisin explained why he's decided to take on the challenge, what he's been eating and if he's dipped his chips in a McFlurry yet.
You can catch Oisin's chat by clicking play in the post.
