Weight Loss

Weight loss, in the context of medicine or health or physical fitness, is a reduction of the total body weight, due to a mean loss of fluid, body fat or adipose tissue and/or lean mass, namely bone mineral deposits, muscle, tendon and other connective tissue.


Brain senses fatty food
In the battle against obesity, Yale University researchers may have discovered a new weapon - a naturally occurring molecule secreted by the gut that makes rats and mice less hungry after fatty meals.

Weight loss maintenance through telephone is effective
Face-to-face and telephone follow-up sessions appear to be more effective in the maintenance of weight loss for women from rural communities compared with weight loss education alone, according to a report in the November 24 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Obese women may have safe pregnancy after weight loss surgery
Obese women who have weight loss surgery before becoming pregnant have a lower risk of pregnancy-related health problems and their children are less likely to be born with complications, according to a new RAND Corporation study.

Exercise guidelines urge physical activity during pregnancy
Moderate physical activity during pregnancy does not contribute to low birth weight, premature birth or miscarriage and may actually reduce the risk of complications, according to a Michigan State University professor who contributed to the U.S. government's first-ever guidelines on physical activity.

Reading can help obese kids lose weight
It's no secret that reading is beneficial. But can it help kids lose weight? In the first study to look at the impact of literature on obese adolescents, researchers at Duke Children's Hospital discovered that reading the right type of novel may make a difference.

Medicare will not pay for extra care
New US federal regulations to restrict Medicare payments to hospitals for the extra care required to treat patients harmed by certain preventable infections and medical errors go into effect on Wednesday, October 1.

Colon cancer's genetic link to obesity
A new study reveals the first-ever genetic link between obesity and colon cancer risk, a finding that could lead to greater accuracy in testing for the disease, said a researcher at the University of Alabama at Birmingham (UAB).

Suppressing hunger hormone ghrelin as good as bariatric surgery
Johns Hopkins scientists report success in significantly suppressing levels of the "hunger hormone" ghrelin in pigs using a minimally invasive means of chemically vaporizing the main vessel carrying blood to the top section, or fundus, of the stomach.

Poor weight loss in some after gastric bypass surgery
Individuals with diabetes and those whose stomach pouches are larger appear less likely to successfully lose weight after gastric bypass surgery, according to a report in the September issue of Archives of Surgery, one of the JAMA/Archives journals.

Keeping a food diary doubles weight loss
Keeping a food diary can double a person's weight loss according to a study from Kaiser Permanente's Center for Health Research. The findings, from one of the largest and longest running weight loss maintenance trials ever conducted, will be published in the August issue of the American Journal of Preventive Medicine.

Worksite-based weight loss programs good for obese
Worksite-based weight loss programs can result in modest short-term improvements in body weight, revealed by researchers in a study. The purpose of the study was to update a review on the effectiveness of worksite-based weight-loss programs.

Weight loss bariatric surgery can cut cancer risk
The latest study by Dr. Nicolas Christou of the McGill University Health Centre (MUHC) and McGill University shows that Weight loss bariatric surgery decreases the risk of developing cancer by up to 80 percent.

Reduce weight with high carb and protein breakfast
Researchers revealed a possible way to overcome the common problem of dieters eventually abandoning their diet and regaining the weight they lost. Eat a big breakfast packed with carbohydrates ("carbs") and protein, then follow a low-carb, low-calorie diet the rest of the day.

Depression risk high in treated diabetes patients
Persons with treated type 2 diabetes are at increased risk for developing depression, while a more modest association was found between persons with depression and the risk of diabetes, revealed by researchers.

Way to increase metabolism for weight loss
Scientists from Melbourne's Howard Florey Institute have discovered a way to aid weight loss and reduce the likelihood of developing diabetes by manipulating fat cells to increase the body's metabolism. As well as metabolising fat, fat cells help regulate blood pressure and blood volume through the renin-angiotensin system.

Monitoring AIDS treatment by physical signs is effective
When millions of HIV-infected people in poor countries began receiving advanced drug therapies, critics worried that patient care would suffer because few high-tech laboratories were available to guide treatments. But according to a study being published in The Lancet, these concerns are as yet unfounded.

Fasting for 2 days protects healthy cells against chemotherapy
Fasting for two days protects healthy cells against chemotherapy, according to a study appearing online the week of March 31 in PNAS Early Edition. Test tube experiments with human cells confirmed the differential resistance of normal and cancer cells to chemotherapy after a short period of starvation.

Keeping in good shape in old age is harder for women
Women aged 65-plus find it harder than men of the same age to preserve muscle - which probably impacts on their ability to stay as strong and fit. For the first time, scientists have shown that it is more difficult for women to replace muscle that is lost naturally as they get older - because of key differences in the way their bodies react to food.

Overweight, obese women improve life with short exercise
Sedentary, overweight or obese women can improve their quality of life by exercising as little as 10 to 30 minutes a day, researchers reported at the American Heart Association's Conference on Nutrition, Physical Activity and Metabolism.

Sexual performance holds key to men's health
The Australian male pride in sexual performance may help the fight against increasing obesity. This will be one of the messages from internationally regarded expert on obesity, men's health and ageing Professor Gary Wittert at the University of Adelaide's free Public Seminar Series.

Weight loss counseling helps maintain weight loss
People who shed weight and want to keep it off might benefit from monthly personal contact interventions, researchers reported at the American Heart Association's Conference on Nutrition, Physical Activity and Metabolism.

Using HEPA filters improve heart health
Using HEPA filters for just two days significantly improved a key measure of cardiovascular health in healthy, non-smoking elderly individuals, revealed by researchers in a recent study.

Low calorie sweeteners helpful in weight control
A recent review of the scientific literature has concluded that low-calorie (or no-calorie) sweeteners can be helpful in resolving the obesity problem. Although they are not magic bullets, low-calorie sweeteners in beverages and foods can help people reduce their calorie (energy) intakes.

Weight gain from artificial sweeteners
Use of no-calorie sweeteners may make it harder for people to control their intake and body weight. Cutting the connection between sweets and calories may confuse the body, making it harder to regulate intake, revealed by researchers.

Vitamin B12, folate deficiency raises dementia risk
Folate deficiency is associated with a tripling in the risk of developing dementia among elderly people, suggests research published ahead of print in the Journal of Neurology Neurosurgery and Psychiatry.

Gastric banding obesity surgery cures type 2 diabetes
A new world-first study by Monash University researchers has found gastric banding surgery has a profound impact on one of society's biggest health issues - diabetes. Obese patients with Type 2 diabetes who underwent gastric banding were five times more likely to have their diabetes go into long term remission, compared with patients who engaged in conventional weight loss therapies, such as a controlled calorie diet and exercise.

Pedometers help people lose weight
People walking regularly can expect a modest amount of weight loss even without changing their diet, with more weight loss the longer they stick with the walking program, revealed by researchers at the University of Michigan Health System, US.

Weight loss caused by chewing gum - BMJ
Severe weight loss was detected in patients due to chronic diarrhea after eating chewing gum and sweets because of excess sorbitol intake, a widely used sweetener in "sugar-free" products. Sorbitol has laxative properties and is poorly absorbed by the small intestine.

More teen women battling heart disease
University of Cincinnati UC experts urge women to watch for warning signs associated with heart disease, a condition that is becoming more common, especially among women.

Thyroid treatment no quick fix for weight loss in children
Children treated for hypothyroidism aren't likely to drop pounds with treatment for the condition says a new study in the Journal of Pediatrics. The study is the first to examine the link between hypothyroidism treatment and weight loss in pediatric patients.

GIP hormone to prevent obesity
A new study finds that a chemical found in the body is capable of promoting weight loss, improving insulin resistance and reversing diabetes in an animal model. The hormone is gastric inhibitory polypeptide (GIP) receptor blockade.

High protein diet better for weight loss in obese
Presenting the results of the study at the Nutrition Society Conference in Auckland, NZ, CSIRO dietitian Dr Manny Noakes said that the study suggests it is easier than previously thought for men to take action to lose weight.

Asacol found effective in ulcerative colitis, proctitis
Data from two Phase III clinical trials support that Asacol, an oral, non-steroidal medication that belongs to the class of agents known as 5-aminosalicylic acids (5-ASAs), is an effective and well-tolerated treatment for patients with all extents of ulcerative colitis (UC), including isolated proctitis.

Why some young women are at greater risk of developing anorexia nervosa
Even after more than a year of maintaining a normalized body weight, young women who recovered from anorexia nervosa show vastly different patterns of brain activity compared to similar women without the eating disorder, Walter H. Kaye, M.D., professor of psychiatry, University of Pittsburgh School of Medicine, and colleagues report in the December issue of the American Journal of Psychiatry.

Nexavar approved for patients with inoperable liver cancer
The U.S. Food and Drug Administration has approved Nexavar (sorafenib) for use in patients with a form of liver cancer known as hepatocellular carcinoma, when the cancer is inoperable. Nexavar was originally approved in 2005 for the treatment of patients with advanced renal cell carcinoma, a form of kidney cancer.

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