Study seeks answers on fast weight loss and hunger

That’s the question Australian researchers hope to answer when they place 100 obese women on low-calorie diets to test how their bodies respond.

The study will focus on the ‘famine reaction’ – when the body responds to dieting by increasing appetite and reducing metabolic rate – which is why most diets ultimately fail.

Associate Professor Amanda Salis from the University of Sydney hopes to turn off this reaction through rapid weight loss.

While health professionals have long recommended slow and steady weight loss, these programs do not stop people from feeling hungry, she said.

But rapid weight loss, she said, reduces people’s hunger.

“There’s this liberation from hunger, and I think that’s something that needs further investigation,” Professor Salis told AAP on Wednesday.

She said research at the university’s Boden Institute of Obesity, Nutrition,