Paula Goodyer Plant foods may help protect against breast cancer - but they don't undo the risk of being overweight.
Nicky Phillips High-protein, Atkins-style diets may keep you leaner but they are unlikely to help you live longer.
Not such a healthy choice
Sandy Smith You may think choosing a diet soft drink over a can of sugary fizz is a healthy choice. After all, they contain virtually no kilojoules right? Think again.
In the name of science
Harry Wallop Having made a name experimenting on himself, TV presenter Michael Mosley is pushing himself to the limit for science – or, as far as his wife can stand.
Sarah Berry Far from extinct, the caveman is making a comeback.
Too good to be true?
Kristy O'Kane Our personal favourite: the Hollywood Cookie Diet.
Susie Burrell It often comes as a surprise to clients that it is not the one-off treats or restaurant or fast-food meals that send our diets off the rails, rather it is the poor dietary habits that become so...
The God diet
Sarah Berry Many of us are familiar with the struggle to lose weight, for god's sake. But the "Daniel diet" takes things literally, by taking the bible as a health manual.
Kathleen Alleaume The "alkaline" diet claims to whittle the waistline, curb inflammatory conditions and even cure cancer. Yet the evidence supporting any of these health claims is pretty slim.
Mark Bittman New Year's resolutions tend to be big, impressive promises that we adhere to for short periods of time - that blissful stretch of January when we are starving ourselves, exercising daily and reading...
Sarah Berry Nearly 30 per cent of Aussie adults are obese, but we have still squeezed into the top ten per cent of countries with the healthiest diet.
Melissa Shedden Is exercise making us fat? In the war between exercise and nutrition in our heads, we're rewarding ourselves with the wrong types of food.
No one likes the thought of starting a diet.
Sarah Berry Just when you thought diets couldn't get any more absurd, along comes the Long Breath Diet.
Effie Mann After listening to her sister and housemate reel off its many health benefits, Philippa Hinton went out and bought herself a copy of I Quit Sugar, an eight-week detox program and recipe book written...
Sarah Berry David 'Avocado' Wolfe doesn't believe in diets. Which is surprising given that he is arguably the world's most famous raw foodie.
A vegetarian diet may help people, particularly men, live longer than those who regularly eat meat, according to a study of more than 70,000 Seventh-day Adventists.
Luke Malone The top 10 countries where you're most likely to gain weight.
On the nose
Daisy Dumas The latest 'miracle cure' when it comes to losing weight, or just another diet scam?