Articles tagged with Obesity
A Mediterranean diet combined with physical activity has been shown to improve some symptoms of sleep apnea, including reduced number of disturbances during REM sleep. This study found a greater adherence to the calorie-restricted diet and increased physical activity in the Mediterranean diet group compared to the prudent diet group.
Researchers find that toxic byproducts from unsaturated fat breakdown lead to severe inflammation, cell death, and multi-system organ failure in obese acute pancreatitis patients. The study provides new insight into how fat can induce complications after sudden inflammatory illnesses.
A study published in Environmental Health Perspectives found that replacing short auto trips with bicycle trips can save an estimated $7 billion per year by reducing mortality and healthcare costs. Biking also improves local air quality and reduces greenhouse gas emissions.
A clinical trial of resveratrol supplements has shown significant metabolic shifts in obese men, comparable to calorie restriction. The study found improved measures of metabolism, lower blood sugar levels, and a drop in blood pressure, with no apparent side effects.
Overweight teenagers in Philadelphia report wanting to lose weight, but their actions are more hindrance than help. The study found that obese teens are more likely to smoke and consume soda daily, despite exercising regularly.
A new study found that middle-income earners prefer fast-food dining due to its affordability and convenience. The research suggests that policymakers should look beyond restaurant type when addressing the obesity epidemic.
Researchers find that providing obese adolescents with a daily dose of 4,000 IUs of vitamin D3 improves their vitamin D status. The study suggests that obese adolescents require higher doses due to reduced absorption in fat stores.
A new study led by Brown University found that vitamin D does not confer benefits against mortality in postmenopausal women, contrary to previous beliefs. The study controlled for key health factors like abdominal obesity and found no association between high or low levels of vitamin D and reduced risk of death.
Researchers found that specific microRNAs are up-regulated in obese individuals with healthy periodontium and non-obese subjects with periodontal disease. The study suggests microRNA modulation may play a role in modulating inflammatory pathways within periodontal tissues.
A Group Health Research Institute study found that obesity is associated with higher health care costs, but not due to co-occurring depression. Similarly, depression is linked to increased costs, but not because of co-occurring obesity. The study's findings have significant economic implications for the general population.
A new study by University of North Carolina Health Care reveals that obesity impairs the immune system's ability to fight flu viruses. The research found that obese individuals experience a decline in antibody levels and defective CD8+ T cells after receiving the annual flu shot, making them more susceptible to flu illness.
A new study links obesity to increased airway hyperresponsiveness, indicating that obesity is a risk factor for asthma. Meanwhile, specialists' awareness of asthma guidelines does not necessarily lead to better adherence and implementation of management practices.
A recent study found that peri- and postmenopausal women in Spain have a deficient intake of vitamin D, which increases the risk of health problems. The average total intake was just 39% of the RDA for women of this age group.
A recent study published in Nutrición Hospitalaria found that obese women, particularly those with morbid obesity, develop breast cancer at a significantly earlier age. The researchers discovered that the age at first menstruation is a key factor in determining the development and diagnosis of breast cancer.
Researchers found that consuming more protein leads to increased energy intake and snacking, but only up to a certain threshold. The study suggests proper protein intake can help moderate energy consumption and reduce obesity risk in lean individuals.
Children tend to dislike peers with undesirable characteristics more if they attribute fault for the trait rather than assuming they've tried to change it. However, when a peer has attempted to overcome an issue, kids are more accepting and even positive towards them.
Scientists at UC Metabolic Diseases Institute discover that targeted inhibition of CB1 receptor can increase calorie burning in brown adipose tissue, leading to reduced body weight and blood glucose. Further study aims to find a safer and more effective drug strategy for glucose regulation and weight loss.
A study published in PLOS Genetics identified a gene and protein involved in regulating insulin secretion in obese mice. The researchers found that a single amino acid difference in the tomosyn-2 protein destabilizes it, leading to an insufficient insulin response and diabetes susceptibility.
Scientists at Sanford-Burnham discovered that orexin activates calorie-burning brown fat in mice, suggesting potential for new obesity treatments. The hormone is associated with increased energy expenditure and weight loss.
Obese mice fed green tea supplement gained weight 45% more slowly than control group, suggesting EGCG limits fat absorption and enhances fat use. Green tea did not suppress appetite and a person would need to drink ten cups daily to match study amount.
Scientists at Gladstone Institutes have identified CCT enzyme as a key regulator in fat storage. The research suggests new directions for treating excess fat storage and obesity. By understanding how the body stores fat safely, researchers can explore new treatments for conditions like heart disease and type 2 diabetes.
A newly published Cochrane systematic review reveals that the transtheoretical model stages of change (TTM SOC) method is ineffective in achieving significant weight loss. The study found that TTM SOC resulted in only 2kg or less weight loss, and no conclusive evidence of sustained weight loss was observed.
A recent study published in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism found a link between shift work and increased cortisol levels. This association was discovered in individuals working shifts at a young age and may contribute to cardiovascular risk.
Researchers at the University of California San Diego have identified unsaturated and polyunsaturated fats from plants and cold-water fish as beneficial for health. These fats block JNK activation by saturated fatty acids, which are linked to adverse health effects.
A recent study by researchers at the University of California, Berkeley, suggests that embarrassment can be a positive trait, fostering trust and cooperation in everyday life. Subjects who were more easily embarrassed reported higher levels of monogamy and generosity, indicating a stronger tendency to affiliate with others.
Scientists at Karolinska Institutet found that fat cells in overweight people have a higher capacity for storing fats but a lower capacity for ridding themselves of them. This can lead to an accumulation of triglycerides and cholesterol in the blood, increasing the risk of metabolic diseases.
A new study finds that central obesity is a risk factor for asthma in adults, with those who are both centrally obese and overall obese being at highest risk. Researchers followed over 23,000 adults without asthma for 11 years to investigate the link between belly fat and lung disease.
Researchers at Joslin Diabetes Center have identified two molecular pathways that activate brown fat, a type of fat that burns energy rather than storing it. The study provides new opportunities to stimulate brown fat growth, which could lead to the development of treatments for obesity and diabetes.
Research reveals that a high-salt diet and obesity trigger abnormal activation of the Rac1 protein in kidney cells, leading to increased blood pressure. This finding offers a potential new therapeutic target for treating salt-sensitive hypertension.
A new study from the University of New Hampshire finds that overweight older women have less leg strength and power than normal-weight counterparts, which can lead to increased disability and loss of independence. The study suggests that maintaining a normal weight and improving strength through exercise may help mitigate this risk.
Researchers found that obese individuals' brains respond less to visual cues of high-calorie foods due to impaired glucose regulation. In contrast, non-obese individuals with normal glucose levels exhibit a stronger desire for these foods when triggered by food cues.
Research found that engaging in one healthy lifestyle behavior can decrease heart failure risk, while each additional behavior further reduces the risk. Key findings include: regular physical activity and a diet rich in vegetables lowering risk by 21-33% and 26-27%, respectively.
A commercial weight loss programme, Weight Watchers, has been shown to be effective in reducing weight and improving health outcomes for overweight adults. Participants who received the programme lost around twice as much weight as those receiving standard care over 12 months.
African American women with higher BMI levels are at increased risk of death, according to a new study. A larger waist size was also associated with a higher risk of death among non-obese women, highlighting the importance of maintaining a healthy weight and reducing waist size.
A UK study reveals that long-term complications after bariatric surgery should be thoroughly assessed and investigated. A Finnish study finds that bariatric surgery is a more cost-effective way to treat morbid obesity than non-operative care, with reduced healthcare costs and improved quality of life.
Researchers at Ohio State University Medical Center found a biological switch that converts white fat to brown fat, leading to reduced abdominal fat mass and improved metabolism. The discovery uses environmental enrichment to activate a nerve and biochemical pathway that stimulates the transformation.
A recent study found that heavier women have fewer hot flashes than their leaner counterparts after menopause. The inverse association between body size and hot flashes was observed only among older women, suggesting that age plays a significant role in this relationship.
Researchers found that elevating free radical levels suppresses appetite in obese mice by activating satiety-promoting neurons. This process is driven by hormones leptin and glucose, which signal the brain to modulate food intake.
Researchers have identified a potential new target for treating obesity by studying the molecular control of appetite in mice. Nutrient intake triggers the secretion of uroguanylin, which is then converted to uroguanylin and binds to GUCY2C receptors, leading to decreased food intake.
A new web-based bodyweight simulation model simulates physiological differences between people based on sex, age, height, and weight. It provides a rough dieting rule for typical overweight adults: every 10 calories per day reduction in energy intake results in about 1 pound of weight loss over 3 years.
Scientists at Thomas Jefferson University found that silencing the hormone receptor GCC affects appetite in mice, inducing obesity, while mice expressing the receptor know when to stop eating. This new neural-gut axis provides a potential therapeutic target for controlling appetite and obesity.
The study predicts a significant increase in obesity rates in the US and UK, with an estimated 65 million additional obese adults in the US and 11 million more in the UK by 2030. This would lead to increased healthcare costs and a higher risk of chronic diseases such as diabetes, coronary heart disease, and cancer.
The Lancet editorial emphasizes the need for a Framework Convention on Obesity Control to address the growing epidemic. It highlights the importance of accurate monitoring and evaluation, system-wide approaches, and government leadership in combating obesity.
A study by UC Davis researchers found biological indicators of toxic fat cells in those with metabolic syndrome, which may lead to diabetes and cardiovascular disease. The discovery supports a new high-risk obesity category for these conditions.
A breakthrough discovery identifies a key gene, SIRT3, that exacerbates the development of metabolic syndrome, a condition linked to obesity, high blood pressure, and insulin resistance. The study suggests that increasing SIRT3 activity could help alleviate symptoms and develop new treatments for this growing health concern.
A new study by Arizona State University researchers found that women often underestimate the weight of their friends' and family members' opinions on their weight. Despite having supportive loved ones, women are vulnerable to fat stigma due to pervasive mass media messages.
A new tool, the Edmonton Obesity Staging System (EOSS), predicts mortality risk in overweight and obese individuals with greater accuracy than current methods. The study found that higher EOSS scores were associated with increased mortality risk, even after adjusting for BMI and metabolic syndrome.
Researchers at the University of Adelaide have found a direct link between obesity and electrical abnormalities in the heart muscle, leading to atrial fibrillation. Obesity can increase blood pressure and put strain on the heart, increasing the risk of developing this common heart rhythm disorder.
A new study from Loma Linda University found that excess body fat in elderly individuals decreases life expectancy. Maintaining a normal weight between 18.5 and 24.9 is considered ideal, while overweight and obesity are associated with increased risk of mortality.
A new study reveals that weight loss of 5% improves erectile function, sexual desire, and lowers urinary tract symptoms in obese men with type 2 diabetes. The study found that modest weight loss resulted in rapid reversal of sexual and urinary problems within 8 weeks.
Scientists at Joslin Diabetes Center have discovered a new connection between obesity and insulin resistance through altered protein splicing. The study suggests that changes in RNA splicing proteins may contribute to the development of type 2 diabetes, offering potential targets for novel diabetes drugs.
Researchers propose a new counseling model that views obesity as a result of neurobehavioral processes, rather than personal choice or willpower. The approach highlights three key factors: food reward, inhibitory control, and time discounting, and recommends strategies to help patients overcome these challenges.
A new school-based obesity prevention curriculum has been shown to significantly reduce medical costs associated with obesity and eating disorders. The program, Planet Health, was found to prevent 1 case of bulimia nervosa among girls aged 13-17 in each participating school, resulting in an estimated $34,000 in savings per girl.
A study found that high blood pressure, diabetes, smoking, and obesity in middle age can lead to brain shrinkage and decreased cognitive function over time. The study involved 1,352 participants without dementia and found associations between these risk factors and white matter hyperintensities and executive function decline.
A study published in PLOS Biology found that a defect in brain glucose sensing contributes to obesity, while correction of this defect can treat the condition. The researchers discovered a novel role for hypoxia-inducible factor (HIF) in hypothalamic glucose sensing and whole-body energy balance regulation.
A study by Arizona State University researchers aims to understand the connection between gut microbiota and obesity treatment outcomes. The research focuses on two popular obesity treatments: gastric bypass surgery, which has been shown to alter gut microbial populations.
An analysis of patient safety incident data reveals that the NHS is poorly equipped to handle obese patients, with common themes including inadequate staffing, specially adapted equipment, and surgical errors. Most incidents resulted in little or no harm, but severe cases were reported.
A recent study found that increased body mass index (BMI) is an independent predictor of clinical decompensation in patients with compensated cirrhosis. The researchers suggest that weight reduction may improve patient outcomes and that measures to reduce BMI could improve the prognosis for patients with advanced liver disease.
Researchers at Wayne State University are investigating the link between toxicity of fatty acids and obesity-diabetes connection. They're developing sensors to visualize fatty acid production and signaling in live cells, aiming to create new anti-obesity therapeutics.
Researchers found that stress testing with MPI was unnecessary for most patients undergoing pre-operative workup for bariatric surgery. The incidence of abnormal findings on MPI was only 5%, and perioperative cardiovascular events were extremely low despite high risk factors for coronary artery disease.