Articles tagged with Obesity
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Researchers found that nearly half of young adult women met the criteria for depression, obesity, or alcohol abuse at multiple time points. The study also discovered a significant link between obesity and depression in women, with those experiencing weight issues more likely to report depression later on.
Researchers at UT Southwestern Medical Center used magnetic resonance spectroscopy (MRS) to measure pancreatic fat in humans, finding a significant correlation between fat content and diabetes risk. The study suggests that measuring pancreatic fat could be an effective clinical tool for identifying high-risk individuals.
A new study found that people tend to mimic their thin companion's portion sizes, but adjust their behavior when they think their friend is obese. Eating with someone of the same weight as oneself has little impact on food choices.
Researchers at the University of Edinburgh discovered that invadolysin, a protein present in all cells, is linked to lipid droplets used for fat storage. Lower levels of invadolysin were found to be associated with reduced fat deposits, suggesting its potential role in obesity and related complications.
A study published by the American Society of Nephrology found that weight loss through diet and exercise can reduce proteinuria and slow down kidney function decline in obese patients with kidney disease. Surgical interventions also show promise in normalizing kidney filtration rates.
Researchers are investigating the impact of low-level inflammation on skeletal muscle in obese individuals. They aim to determine how obesity affects muscle synthesis and breakdown, and whether an insulin-sensitising drug can reverse these effects.
A new study reveals a molecular circuit involving heme that helps maintain proper metabolism in the body, providing insights into metabolic disorders like obesity and diabetes. The research identifies Rev-erbα as a key player in regulating heme levels, which is crucial for maintaining energy balance.
A new study led by Queen's University aims to clarify Canadian exercise guidelines, which suggest 20-30 minutes of vigorous activity or 45-60 minutes of walking for health benefits. The research will investigate the specific type, amount, pattern, and intensity of exercise needed to achieve optimal results.
The US has reached a critical point on obesity, with 72 million adults affected. Health reform that directly addresses obesity is crucial to saving lives and reducing healthcare costs.
Researchers found that 4 weeks of aerobic cycling exercise reduced hepatic triglyceride concentration and visceral adipose tissue volume in obese individuals, leading to lower risk of nonalcoholic fatty liver disease. This study suggests that regular physical activity can benefit liver health without relying on weight loss.
A study by Fred Hutchinson Cancer Center researchers found that obesity, alcohol use, and smoking significantly increase the risk of second breast cancer in survivors. The study suggests reducing weight, quitting smoking, and drinking in moderation to lower this risk.
A Northwestern University study found that eating at irregular times influences weight gain, with the body's circadian rhythms playing a significant role. The research suggests that modifying meal timing alone can greatly affect body weight, potentially combating obesity.
A new study reveals that angiopoietin-like protein 2 (Angptl2) is a primary contributor to chronic inflammation in fat tissue, exacerbating conditions like diabetes and cardiovascular disease. Elevated Angptl2 levels have been found in obese individuals and those with insulin resistance.
A new molecule has been discovered that can treat type 2 diabetes and reduce weight gain by activating the protein TGR5. The study found that INT-777, a selective TGR5 activator, increases GLP-1 secretion and energy expenditure, leading to improved blood sugar control and weight loss.
A new study published in the International Journal of Obesity found that biotransformed blueberry juice has strong anti-obesity and anti-diabetic effects. The juice was tested on mice prone to obesity, insulin resistance, diabetes, and hypertension, and showed a significant reduction in food intake and body weight.
A new study published in Annals of Epidemiology found that the waist-to-hip circumference ratio was a better indicator of obesity in high-functioning adults over 70 than BMI. The research also showed a significant link between increased waist size and higher mortality risk in both men and women.
Researchers have identified a new genetic mechanism controlling body's fat-building process, potentially leading to new treatments for obesity and type 2 diabetes. The study found that the MCPIP gene controls fat cell development, offering a new direction for developing drugs to prevent obesity-related chronic diseases.
Researchers from UCLA and Pittsburgh found that obese individuals have a 8% less brain tissue than those with normal weight, while overweight individuals have 4% less tissue. This increased risk is linked to severe brain degeneration and cognitive decline.
Researchers found that excess liver fat is linked to metabolic problems such as insulin resistance and high blood triglycerides. Losing weight can reverse fatty liver disease, with even brief calorie restriction showing significant reductions in liver fat.
A new study found that consuming sugar-free beverages with low-calorie sweeteners leads to greater dietary restraint, a key factor in successful weight maintenance. Researchers concluded that artificially sweetened beverages may be an important weight control strategy among individuals who have achieved or maintained weight loss.
A study by Risto Moisio and Mariam Beruchashvili finds that Weight Watchers meetings offer a spiritual and therapeutic model for members seeking well-being. The authors conclude that the social function of weekly meetings extends far beyond weight loss, providing a powerful service to its clientele.
A University of Michigan study analyzed 23-year patterns in weight-related activities among 17,314 young adults, revealing consistent disparities in health behaviors by gender, race, and socioeconomic status. The study found that young women exercised less than men, while black and Hispanic women had lower fruit and vegetable consumption.
A new study has found that obesity increases the risk of prostate cancer recurrence in both black and white men, with no racial difference observed. Researchers analyzed data from 1,415 patients and found a significant association between higher body mass index and increased risk of cancer recurrence.
A new UK-based study published in the Journal of the American Dietetic Association found that meal replacements aided substantial weight loss among obese patients, with Medically Supervised participants losing an average of 43.4 pounds over 19 weeks.
Researchers at Duke University Medical Center found that carnitine supplementation improves glucose tolerance in obese rats by restoring their cells' fuel-burning capacity. This breakthrough offers potential therapy options for people with type 2 diabetes, prediabetes, and kidney disease.
A nationwide study found that food stamp users had a 1.15 point higher BMI than non-users, with an average increase of 5.8 pounds for women. The study also showed that people's BMI increased faster when they were on food stamps and increased more the longer they were in the program.
Research finds that debt can increase the risk of being medically obese, as it limits leisure time activities and affects food choices. The study of over 9000 people shows a significant association between debt and obesity, independent of income, education, and occupation.
A new study reveals that social stress can lead to the deposition of more fat in the abdominal cavity, accelerating the buildup of plaque in blood vessels and increasing the risk of heart disease. The study found that stressed monkeys developed more visceral fat, which promotes coronary artery atherosclerosis.
Patients with BMI under 18.5 kg/m2 had higher retransplantation rates due to graft failure, and were more likely to die from hemorrhagic complications or cerebrovascular accidents. Patients with BMI ≥ 40 kg/m2 experienced higher death rates due to infectious complications and cancer.
Research shows that individuals tend to overestimate their ability to control impulses, leading to a greater likelihood of indulging in impulsive or addictive behavior. The study found that people in a 'cold state' underestimate the influence of impulsive states on their behavior.
Researchers found specific tendencies and behaviors linked to disordered eating habits among overweight adolescents, including socio-environmental and psychological factors. Strong family relationships are also crucial in preventing disordered eating behaviors, particularly the lack of family connectedness.
A MSU researcher is studying how gastric bypass surgery affects the immune system's ability to defend the body after drastic weight loss. The study aims to understand potential adverse effects of morbid obesity on certain facets of immune defense.
A recent NIH study found that bariatric surgery for extreme obesity has a low risk of short-term complications and death rates. The study, LABS-1, followed 4,776 patients who underwent bariatric surgery for the first time and found that less than 1% died within 30 days.
Researchers at Dana-Farber Cancer Institute engineered mouse cells to produce brown fat, a natural energy-burning type of fat that counteracts obesity. Transplanted into adult mice, the synthetic brown fat precursors burned excess energy at a high rate.
Researchers discovered that a common allergy medication can reduce obesity and type 2 diabetes in mice by stabilizing mast cells. A separate study found regulatory T cells play a crucial role in controlling inflammation in fat tissue, suggesting a new connection between immune function and metabolic conditions.
Healthy women pregnant with twins should gain between 37-54 pounds for optimal growth before birth and healthier mothers throughout pregnancy. The new guidelines are based on a woman's prepregnancy body mass index and aim to reduce premature, low-birth-weight births and neonatal morbidity.
A team of researchers has identified a protein that breaks down an appetite-suppressing peptide, leading to reduced food intake in mice. Mice lacking the protein were leaner and less likely to become obese on high-fat diets.
Researchers at Yale University have made a groundbreaking discovery that reducing levels of an enzyme in the brain decreases appetites and increases energy levels. The study found that blocking this enzyme leads to weight loss and a decreased risk of type 2 diabetes in mice, providing new hope for treating metabolic disorders.
A new Canadian study reveals that cardiovascular disease is on the rise in younger Canadians, with increased rates of hypertension, diabetes, and obesity. The study found that people of lower socioeconomic status are disproportionately affected, facing greater health risks and burdening healthcare resources.
Researchers identified a potential biological mechanism for reduced effectiveness of oral contraceptives in obese women, as it takes twice as long to reach the necessary blood concentration levels. The study's findings have important implications for approximately 30% of adult Americans who are obese and rely on birth control pills.
Ben-Gurion University researchers have identified a key signaling pathway in intra-abdominal fat that contributes to obesity-related disorders. The study found that this pathway is activated in response to fat accumulation in the abdomen, correlating with increased cardio-metabolic risk and whole-body insulin resistance.
Men who walk or bike to work are less likely to be overweight or obese and have healthier triglyceride levels, blood pressure, and insulin levels. Active commuting is also associated with improved fitness and reduced environmental impact.
A study published in the Journal of Gastrointestinal Surgery found that taking probiotics after Roux-en-Y gastric bypass surgery can help obese patients shed more pounds. Probiotics also helped improve levels of vitamin B-12, which are often deficient after gastric-bypass surgery.
A study published in the Journal of Dental Research found that salivary bacterial populations were significantly different in overweight women compared to healthy individuals. The presence of certain bacterial species, such as Selenomonas noxia, was linked to an increased risk of obesity.
Researchers found significant differences in salivary bacteria populations between overweight women and non-overweight women, with a single species Selenomanas noxia linked to over 98% of cases. The study suggests oral bacteria may be related to obesity pathology.
A new study identifies a genomic fragment that reduces the effect of a type 2 diabetes risk gene in mice. The researchers found that this fragment, known as a 'jumping gene,' diminishes the activity of the risk gene Zfp69. In overweight individuals with diabetes, the human equivalent of this gene is highly active.
A new gene variant linked to increased risk of obesity has been discovered, affecting the central nervous system and leading to a 10-15% higher likelihood of being obese. The study examined data from eight studies involving genes and body weight, analyzing over two million genome regions.
A M.D. Anderson study found a strong relationship between high body mass index in early adulthood and an increased risk of developing pancreatic cancer at a younger age. Excess weight before diagnosis was also associated with poor outcomes, including reduced overall survival time.
A new study found that underweight people have the highest risk of dying, followed by extremely obese individuals. In contrast, overweight people had a lower risk of dying compared to their normal-weight counterparts.
A recent study suggests that weight-loss surgery could be associated with reduced cancer risk in obese women, with a 42% decrease in first-time cancers over 10 years. However, the surgery had no effect on cancer incidence in men. The findings indicate that bariatric surgery may have broader benefits for women's cancer prevention.
A study published in JAMA found that young adults who are overweight or obese have an increased risk of pancreatic cancer. Being overweight at an older age is also associated with a lower overall survival rate for patients with pancreatic cancer.
Research by Dr. Janet D. Latner and Dr. Alice D. Boyes investigated associations between body mass index (BMI) and relationship quality among 57 couples in New Zealand. Heavier women reported lower quality relationships, partnering with less desirable men and perceiving themselves as less attractive.
Researchers found that drinking fat-free milk increased feelings of fullness, satisfaction, and led to a decrease in calorie intake at lunch. Fat free milk provides essential nutrients including calcium and vitamin D, which may play a role in the satiety benefits.
Researchers at Salk Institute discover how obesity triggers diabetes by activating ER stress, leading to abnormal glucose production in the liver. CRTC2 plays a key role in this process, with ATF6a competing for its binding site.
A Canadian study found that living in areas with more fast-food outlets and convenience stores than supermarkets has been associated with obesity. The proximity of these unhealthy environments is a significant risk factor for weight gain.
Dr. Jeffrey Friedman of Rockefeller University identified leptin as the 'satiety factor' behind obesity and type 2 diabetes, shedding light on chemical and genetic factors involved in the condition. The discovery has opened possibilities for future pharmaceutical treatments, influencing research worldwide.
Researchers at Penn found that people ignore crucial information when making decisions, leading to miscalculations of body weight and calories. The 'Unit Bias' heuristic causes participants to focus solely on certain dimensions, neglecting others.
Researchers investigated calcium supplementation's effect on obese patients' weight loss, found no benefits. Red yeast rice capsules improved LDL cholesterol levels in statin-intolerant patients without muscle pain side effects. Colonoscopy-related adverse events were low but increased with age and specific comorbid conditions.
Conventional body fat measurements overestimate obesity in African-Americans compared to Caucasians of the same age and weight. The study suggests that muscle mass may be higher in Blacks, which could explain the discrepancy.
A new study found that laparoscopic gastric banding surgery can significantly improve and even reverse the metabolic syndrome in teenagers, reducing their risk factors for heart disease and diabetes. The procedure resulted in statistically significant decreases in body mass index, waist circumference, and blood levels of inflammation.