One million Kiwi adults are classed as obese. In a personal journey, chef Simon Gault discovers the new science behind obesity as this series asks: Why are we fat?
Simon explores the relationship between sleep and body fat. Then the moment of truth, as he revisits the experts three months down the track to discover how his health has been impacted.
Simon tackles exercise with experts, and discovers the link between diet and depression. Then he meets with diabetes patients and learns about the groups most affected by obesity in New Zealand.