Nearly two-thirds of Australian adults are overweight or obese.
It is little wonder that 1 in 3 people go on a diet every year.
We explore three popular weight-loss diets: Paleo, Atkins and the "Low Carb, High Fat" diet, and examine what they mean for the over fifties age group.
Dr Rod Taylor is an anaesthetist based in Melbourne.
Outside of his day job, he's a passionate advocate for the LCHF, or "Low-Carbohydrate, High-Fat" diet through a group he runs called "Low Carb Down Under".
