Australasian Science: Australia's authority on science since 1938

Articles related to obesity

Browse: The Paradox of Healthy Obesity Browse: Anti-Paleo Diet Boosts Life-Extending Hormone
Browse: Light Exposure Linked to Weight Gain in Children Browse: Stomach Responds to Time of Day
Nerves in the stomach alter the amount we can eat without feeling full depending on the time of day.
Browse: Fructose Hits Sweet Spot Browse: Slow and Steady Does Not Win the Weight Loss Race
Browse: Slow and Steady Does Not Win the Weight Loss Race Browse: Overweight People Don’t Live Longer
Overweight people don’t live longer than those with a lower body mass index (BMI), according to research published in PLOS ONE.
Browse: Review Finds No Link Between Sitting and Obesity
Credit: Olivier Le Moal/Adobe
Feature: The Biggest Fertility Issue
Emerging evidence indicates that an obese mother or father predisposes their child to obesity via nutritional signals conveyed before birth.
Credit: showcake/Adobe
Feature: The Importance of Meal Times on Weight Loss
Our modern 24/7 appetite is disrupting natural gastric signalling oscillations to the brain. Restricting meal times could help weight loss and maintenance, particularly among shiftworkers.
Browse: Generation X’s Weighty Problem
Generation X (born in 1966–80) will overtake Baby Boomers (born in 1946–65) for poor health, including rates of obesity and diabetes, if current trends continue, according to research published in PLOS ONE by University of Adelaide researchers who compared the health status of the two groups at the same age range of 25–44 years.
Browse: Antioxidant Reduces Obesity and Diabetes Symptoms Browse: Sensor Protein Tells Cells to Burn Fat
food addict
Feature: Is Food Addiction Real?
Emerging research suggests that food addiction may be a previously unrecognised factor contributing to the rise in overweight and obesity.
Browse: Clay Formulation Enhances Weight Loss
Credit: iStockphoto
Cover Story: The Obesity Paradox
In the past 10 years there has been no increase in the fatness of kids, either in Australia or in many developed countries. At the other end of life, fatter adults are living longer than lean adults. What can be going on?
 Credit: Frog 974/Adobe
Cover Story: Could Sugarcane Prevent Diabetes?
When sugar is refined we are discarding antioxidants that not only temper metabolic diseases but can also restore insulin production.
Feature: Gestational Diabetes: The Effects Don’t Stop at Birth
Jenny Gunton is a Senior Research Fellow with the Garvan Institute of Medical Research’s Diabetes and Transcription Factors Group.
Image: iStockphoto
Feature: A Taste for Fat
Desensitisation to the taste of fat may be an important factor in the obesity epidemic.
Credit: MartesiaBezuidenhout/adobe
Feature: The Stomach as a Target for Obesity
Obesity permanently changes the way our body processes gastrointestinal signals about satiety. While appetite suppressants have had limited success, the identification of an appetite-regulating nerve channel offers a new approach to keeping weight off.
Feature: Weighty  Issues
Is a switch to artificial sweeteners a smart alternative to sugar?
Feature: Obesity Drugs Could Mimic the Effects of a Cigarette in the Snow
A study has produced rapid weight loss by activating cold and nicotine receptors that stimulate the body to burn fat while also suppressing appetite.
Browse: Protein Is the Key to Weight Loss
A new line of evidence has been produced to support the theory that overeating is largely driven by inadequate protein content in the modern diet.
Browse: Take a Break from Sitting
Overweight workers in sedentary jobs should take frequent short activity breaks to reduce the negative impacts of sitting for too long, a paper in Diabetes Care suggests.
Browse: The Fast Way to Lose Fat
Short sprints should replace steady exercise.
Browse: Sugar Really Does Make You Fat
A connection between sugar consumption and obesity may not seem like news, but a review of 68 studies on the topic has produced results that are likely to influence public health policies.
Browse: Fatter Babies Are Smarter
Parents worrying that early weight gain may be a sign of subsequent obesity might be reassured to know that fast-growing offspring are also more likely to have the brains to take on life’s challenges, poor health included.
Browse: Fathers Transmit Diabetes
Obesity in male mice is a risk factor for their offspring but affects sons and daughters differently, according to a report in The FASEB Journal.
Browse: Poor Maternal Nutrition Primes Child Obesity
Rats whose mothers were fed an unhealthy diet during pregnancy need more junk food to get the same hit, according to research published in FASEB. The mechanism appears to be a shortage of pleasure receptors in the brain.
Browse: Obesity Is Not In Our Genes
Genetic factors have less influence on obesity than previously thought, a new study has concluded. As interesting as the finding may be, the methodology used to reach the conclusion could provide insights into even more exciting questions.
Browse: Food Additive Prevents Weight Gain
Browse: Maternal Exercise Keeps Unborn Boys Trim and Terrific Browse: Genes Lead Teens to Binge-Eat
The Bitter Pill: Diet Gurus Ignore the Weight of Evidence in Guidelines
Diet gurus are blaming Australia’s obesity problem on government dietary guidelines they claim are unhealthy, when the real issue is that too few people follow them.
Eureka!: A Piece of String is Better to Check for Body Fat than BMI
Body Mass Index may not be the best measure of obesity and risk of cardiovascular disease.
Expert Opinion: Too Much Added Sugar for Young Australians
Preliminary research presented at the annual congress of the Australia and New Zealand Obesity Society suggests that intake of “added” sugars is above recommended levels for more than half of young Australians.
The Fit: When Can Weight Loss Be Dangerous?
Unless they are extremely obese to start with, people who lose weight die younger.
The Fit: What Two Experiments that Could Never Be Repeated Tell Us about Weight Loss
Starvation and overfeeding studies reveal extreme differences in how we gain and lose weight.
The Fit: The Back Roads to Obesity
Obesity isn’t just a matter of eating too much of the wrong foods. Several other factors in modern life have been playing a role.
The Fit: Trust Me, I Have a White Hat
Can you trust obesity research funded by the interests of Big Food?
The Fit: The “Obesity Paradox” Paradox
Three recent studies have cast new darkness on the paradox that overweight adults are more likely to get diseases such as diabetes yet seem to live longer.
The Fit: Biggest Loser Provides Food for Thought
Contestants on The Biggest Loser have provided some startling evidence explaining why it’s difficult to keep weight off after dieting.
Naked Skeptic: The Sweet, Simple Things of Life
From artificial sweeteners to fruit, sugars give wellness warriors a sugar high.
Quandary: A Modern Vomitorium
A portable stomach pump has been developed so that morbidly obese people can continue to gorge themselves and still lose weight.
Up Close: Hello, Pet! Our love can hurt our animal friends
Bioethicist Peter Sandøe discusses our complicated relationship with animals and the associated moral dilemmas, including how our love for companion animals can actually cause harm and the difference between society’s treatment of pets and production animals.
Up Front: Obesity Is Winning the Hunger Games
Can a sugar tax save us if obesity has already permanently suppressed the satiety signals that tell us to stop eating?
Up Front: A Sour Taste from Artificial Sweeteners
The food industry has been accused of influencing research that it sponsors.
Online Feature: Sweet enough? Separating fact from fiction in the sugar debate
What is the scientific evidence for reducing the WHO's recommended maximum sugar intake?
Online Feature: The exclusive on exclusion diets
What is the evidence for diets that focus on food exclusion?
Feature: Australian sugary drinks tax could prevent thousands of heart attacks and strokes and save 1600 lives
A 20% rise in the price of soft drinks and flavoured mineral waters would save lives and reduce cardiovascular disease in Australia.
Browse: Mutation Challenges Theories on Evolution and High-Carb Diets
conSCIENCE: Foodies May Be Our True Dietary Messiahs
The facts and figures in the Australian Dietary Guidelines are less influential on our dietary habits than the enthusiastic narratives of food cooked up by gastronomes.