Maddy Tyers is an actress, YouTuber and one half of the husband-and-wife-duo who looked smashed it on Lego Masters a couple of years ago. But behind closed doors, the Melbourne-based children's entertainer has a heartbreaking past. She first developed an obsession with food at just 8 years of age, and now she’s written a book for tweens which she hopes will help teach them, their families and school to identify the signs of an eating disorder.

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