Articles tagged with Obesity
A new study reveals that American black newspapers predominantly report on obesity in a negative light, emphasizing individual responsibility rather than socio-economic factors. This framing may discourage African Americans from taking action to address their weight issues.
A study found that obese pregnant women who followed a healthy lifestyle program were more likely to stay within the recommended weight gain limit, with a lower risk of hypertension, preterm delivery, and gestational diabetes. The program included a 1500 kcal/day diet and mild physical activity.
Researchers found that African-American women with pre-pregnancy obesity and excess weight gain during pregnancy are more likely to have macrosomia, or newborns weighing over 4,000 grams. This increased risk is linked to energy accumulation by the fetus from increased maternal glucose concentrations and insulin resistance.
A team of researchers at the University of Michigan's Life Sciences Institute has found that amlexanox, an off-patent drug, can reverse obesity, diabetes, and fatty liver in mice. The study suggests that the drug works by inhibiting two genes involved in metabolic balance, leading to increased metabolism and weight loss.
Researchers at Virginia Tech discovered that Helicobacter pylori, a bacterium blamed for health issues like gastritis and gastric cancer, helps balance the stomach's ecosystem and control body weight and glucose tolerance in mice. The findings suggest that H. pylori may provide important metabolic traits required to combat diabetes.
A study by Johns Hopkins Bloomberg School of Public Health found that physicians who believe overconsumption of food contributes to obesity are more likely to advise patients to modify nutritional habits. The study analyzed data from 500 US primary care physicians and found a significant correlation between physician beliefs and counse...
A USC study finds that progestin-releasing long-acting reversible contraception (LARC) devices may pose a slight negative impact on metabolic markers, raising the risk for type 2 diabetes in healthy, obese reproductive-age women. The research concludes that LARC appears safe but merits further investigation.
Research suggests that being overweight is a risk factor for gum disease, which can lead to chronic inflammation and other health issues. Daily brushing, flossing, and professional cleanings are essential for preventing gum disease and maintaining good oral health.
A new study finds that obesity increases risk of death with age, contradicting earlier research on the 'obesity paradox'. The analysis of over 800,000 adults reveals that obese individuals face a higher risk of mortality as they get older.
Researchers have discovered a trigger that turns muscle stem cells into brown fat, a form of good fat associated with less obesity. The discovery, published in Cell Metabolism, provides hope for a potential obesity treatment using adult skeletal muscle stem cells.
Researchers at University of Bristol identify MC4R as critical regulator of brain's response to obesity, also linked to increased blood pressure and type 2 diabetes. The study reveals a mechanism by which MC4R balances sympathetic and parasympathetic nervous system activity.
Researchers found that physical activity alone does not correlate with obesity or body fat among the Tsimane, suggesting excess food intake may be more responsible for chronic disease. The study also revealed that modernization has little impact on physical activity levels, but women are more likely to be overweight.
A new study from UCLA has identified a possible link between outdoor food ads and a tendency to pack on pounds. The researchers found that the more outdoor advertisements promoting fast food and soft drinks there are in an area, the higher the likelihood that residents are overweight.
Douglas Coleman, a retired Jackson Laboratory scientist, has won the Frontiers of Knowledge Award in Biomedicine from the BBVA Foundation and the King Faisal International Prize in Medicine. His work, alongside Jeffrey Friedman's, revealed chemical and genetic factors involved in appetite control and obesity.
Research finds that exposure to certain plastics and hydrocarbons can cause reproductive diseases and obesity in descendants, leading to epigenetic inheritance. The study identifies nearly 200 molecular markers for exposure and disease, paving the way for diagnostic tools and new therapies.
A UC Irvine study reveals that low-dose exposure to the chemical tributyltin during pregnancy can lead to obesity in offspring and great-grandchildren, affecting gene expression and fat accumulation. The findings suggest permanent effects without subsequent exposure, highlighting the risks of endocrine-disrupting compounds.
Research at the University of Missouri found that certain exercises benefit obese men but not women with Type 2 diabetes. Obese women may require longer or higher-intensity exercise programs to see similar improvements in cardiovascular function.
Research finds widening gap in obesity estimates attributed to biased self-reports of weight. Increasing bias in self-reported weight contributes to underestimation of clinically measured BMIs.
Researchers analyzed data from 1996 to 2008 and found obese drivers were 21-80% more likely to die in collisions than normal-weight peers, with women facing even greater risks. The study suggests car design may need to change to better protect obese occupants.
The Journal of Eating Disorders is an open-access journal publishing research on the science and clinical practice of eating disorders. Recent studies explore internalized weight bias, perfectionism in body dissatisfaction, and cross-cultural aspects of eating disorders.
A landmark study found gastric banding to be an effective long-term strategy for managing obesity, with 78% of patients maintaining significant weight loss after 10-15 years. The procedure has lasting benefits, including improved health and longer lifespan, as well as effective control of type 2 diabetes.
A study found that overweight and obese individuals are gaining weight rapidly in low-and middle-income countries, while those who are severely undernourished are not experiencing similar weight gains. This growing divide may force governments to balance priorities between addressing health issues afflicting the underweight and the obese.
A study led by a Virginia Commonwealth University professor found that nearly 30% of knee-replacement surgery patients gained 5% or more of their body weight over five years. This is significantly higher than the 20% gain rate in comparison group without surgery.
Researchers found no link between dietary patterns and cardiovascular disease, diabetes, or metabolic syndrome in older adults. However, a Western diet was associated with an increased risk of hypertension. The study suggests that overly restrictive diets may not be beneficial for older adults.
Research examines data from multiple studies to better understand how obesity impacts kidney transplant patients. Obese patients experience more adverse outcomes, including wound infections and cardiac disease, leading to poorer health outcomes after surgery.
A new gene has been identified with a key role in obesity and diabetes, regulating fat storage and energy expenditure. The study suggests that blocking this gene could lead to therapies for obesity and related illnesses.
Pregnancies after bariatric surgery are safer than in morbidly obese women, but there are still risks involved. Experts recommend that women should wait at least 12 months before trying for a baby following weight loss surgery.
Obese individuals are more prone to asthma due to the regulation of airway diameter by leptin. Leptin therapy may provide a new treatment option for body weight-associated asthma, with existing drugs targeting parasympathetic signaling already available.
Despite a significant increase in overweight and obese Americans, primary care physicians have decreased weight counseling services, especially for patients with high blood pressure and diabetes. In 2007-2008, only 6.2% of visits included weight counseling, a decline from 1995.
A new study reveals that genetic factors significantly contribute to obesity, with DNA influencing body-fat responses to high-fat, high-sugar diets. The research found that genetics account for up to 80% of the variation in body-fat percentage among mice, suggesting a strong link between DNA and fat gain.
Researchers have demonstrated that obesity aggravates disorders associated with tau protein in mice, contradicting previous assumptions. The study suggests environmental factors contribute to the development of Alzheimer's disease, rather than just metabolic conditions.
Researchers at Joslin Diabetes Center have identified TRIP-Br2 as a major regulator of energy metabolism and fat storage. In mice fed high-fat diets, TRIP-Br2 levels were elevated in visceral fat, leading to increased fat accumulation and decreased energy expenditure.
Sanford-Burnham researchers discover that protein p62 plays a crucial role in balancing metabolism in fat tissue. When p62 is missing, the body's metabolic balance shifts towards 'bad' white fat and away from 'good' brown fat. This finding indicates that p62 could be an attractive target for new therapies aimed at curbing obesity.
A University of Missouri study failed to replicate previous research on the toxic effects of BPA and genistein, two chemicals that have been linked to obesity and type 2 diabetes in humans. The findings suggest that the chemicals may not have the same adverse effects as previously reported, highlighting the need for more reliable data ...
In a large randomized trial, aerobic training was shown to result in greater weight and fat loss compared to resistance training or a combination of both. Aerobic exercise also led to significant reductions in waist circumference and improvements in cardiopulmonary fitness.
A study of nearly 3 million adults found that obesity and higher levels of body mass index (BMI) are associated with a significantly higher risk of death. Conversely, being overweight was found to have a lower risk of death. The researchers suggest possible explanations for these findings, including earlier presentation of heavier pati...
Researchers say targeting extraoral taste receptors in the gut could release hormones that signal fullness, mimicking meal effects and aiding weight loss. Additional studies are needed to identify effective drug targets for obesity treatment.
A new UCSF study examines the role of key molecule PKCγ in regulating the food clock, which is disrupted by irregular eating patterns. The findings have implications for understanding diabetes, obesity, and other metabolic syndromes.
A new study by Johns Hopkins Bloomberg School of Public Health reveals that primary care physicians feel unprepared to address obesity due to inadequate medical education. Despite this, they support additional training and practice-based changes to improve their skills. Key findings include the importance of nutritionists and dietitian...
A study by the University of Colorado Anschutz Medical Campus suggests that a healthy lifestyle during menopause, including diet and exercise, can lower breast cancer risk. In obese postmenopausal women, excess calories fuel tumor growth, but in lean counterparts, they are stored in healthy tissues.
A study by University of Illinois researchers found that reducing daily automobile travel and caloric intake both correlate with body weight reduction. The study predicts a 0.21 kg/m2 decrease in national average BMI after six years if all adults drove 1 mile less per day.
A recent study published in Nature Medicine identified a key protein called mitoNEET that plays a crucial role in fat cell metabolism. Elevated levels of this protein were found to expand fat tissue without leading to obesity-related health issues, such as type 2 diabetes.
A study by Wake Forest Baptist Medical Center reveals that hair care complications are a primary factor deterring African-American women from exercising. The research found that over 40% of respondents reported avoiding exercise due to hair-related issues, with many using heat straighteners or chemical products to style their hair.
Researchers found that aerobic exercise led to greater weight and fat loss compared to resistance training, which only increased lean body mass. The combination of both exercises showed mixed results but provided a significant decrease in waist circumference.
Researchers found an inverse association between low adiponectin plasma levels and the risk of pancreatic cancer. The study suggests that metabolism plays a role in the pathophysiology of pancreatic cancer, potentially leading to improved survival rates with early detection and therapeutic interventions.
A new study by the University of Montreal found that ending a high-fat diet can cause withdrawal-like symptoms and increased sensitivity to stress in mice. The research suggests that brain chemicals associated with depression are altered by diet, leading to a vicious cycle of poor eating.
Two diabetes lifestyle interventions led to significant weight loss and improvements in waist circumference and fasting plasma glucose levels for overweight or obese adults. The adapted Diabetes Prevention Program (DPP) lifestyle interventions resulted in a 2.2-2.9 BMI reduction over usual care at month 15.
A study published in Biological Psychiatry found that a medication called naltrexone can help women who quit smoking keep their weight off. The drug reduced weight gain in women by more than half, compared to those who took a placebo, and improved their overall success rate.
Researchers performed brown fat transplants in mice to treat obesity, finding significant reductions in body weight and improvements in glucose metabolism. The transplanted brown fat secreted hormones that mediated metabolic effects throughout the body.
A preclinical study published in Cancer Research found that obesity and overfeeding during menopause together drive aggressive tumor growth and progression. Obesity-related metabolic changes allowed breast tumors to accumulate glucose and promote proliferation.
New research at the University of Missouri suggests that eating fewer, larger meals can be more beneficial for obese women than consuming small meals throughout the day. The study found that this approach lowered blood-fat levels and reduced the risk of developing heart disease.
Researchers at VCU Massey Cancer Center have identified a potential mechanism for reducing obesity by targeting the production of enzyme Tyk2. The study found that Tyk2 helps regulate brown adipose tissue (BAT), which is responsible for energy expenditure and maintenance of body temperature. By manipulating Tyk2 levels, scientists were...
A recent study published in BMJ Open found that low-income individuals have poorer adherence to the Mediterranean diet, leading to higher rates of obesity. The researchers analyzed data from 13,000 participants and discovered a significant association between income levels and dietary habits.
Research suggests that people with high BMI may benefit from different antihypertensive treatment regimens than those with normal weight. The study found that a combination of benazepril and amlodipine was equally effective across all weight categories, while diuretic-based regimens were more effective in obese individuals.
A new mouse study challenges the widely held view that obesity is caused by high insulin levels. Instead, it suggests that chronically low insulin levels can help prevent weight gain on a high-fat diet. The research provides direct evidence in mammals that circulating insulin drives obesity.
A new study suggests that daily exposure to low-magnitude mechanical signals partially rescues B- and T-cell populations damaged by obesity, improving immune function. Brief daily vibration interventions showed promise in obese mice, potentially leading to a cheap and drug-free way for people to regain health.
Researchers found that men with higher visceral and total abdominal fat had lower failure load and stiffness, two measures of bone strength. Muscle mass was also positively associated with bone strength. The study suggests that excess belly fat is a risk factor for bone loss in obese men.
Researchers found that gastric bypass and adjustable gastric banding produce similar therapeutic benefits in obese patients. Both procedures equally improved insulin sensitivity and glucose tolerance after weight loss, with weight loss itself being the primary driver of these effects.
Researchers at McMaster University discovered a novel molecular basis for depression, finding the FTO gene is associated with an eight per cent reduction in the risk of depression. The study found no link between obesity and depression, contradicting common perception that obese individuals are more likely to be depressed.
Patients who attended five follow-up office visits lost an average of 113 pounds, compared to 57 pounds for those with only two follow-ups. The study highlights the importance of patient follow-up in achieving optimal weight loss after gastric bypass surgery.