Articles tagged with Obesity
A study published in Chemical Research in Toxicology reveals that cigarette smoke affects key genes protecting the heart and lungs, leading to increased risk of heart disease in obese smokers. Cigarette smoke exposure also amplifies this effect in non-smoking obese individuals who inhale second-hand smoke.
A study of almost 10,000 first cycles of egg donation treatment found that female obesity reduces uterine receptivity to embryo implantation, compromising reproductive outcome. Obese women had significantly lower rates of embryo implantation, pregnancy, twin pregnancy, and live birth compared to normal-weight women.
Research suggests that simultaneous boosting of these hormones can reduce appetite, fat gain, and insulin-resistance in mice. The double-barreled approach stimulates complementary brain regions and nerve pathways, leading to a powerful combined effect.
A new study published in the American Journal of Preventive Medicine concludes that US farm subsidy policies contribute to the worsening obesity epidemic by making unhealthy foods affordable for consumers. The study recommends investing in sustainable agriculture and prioritizing public health in agricultural policy.
A new pilot study found that watching an avatar model healthy weight loss behaviors could lead to significant weight loss for overweight women. After four weeks of treatment, the women in the study lost an average of 3.5 pounds.
A study found that healthy adults with late bedtimes and chronic sleep restriction gained more weight than control subjects, likely due to increased caloric intake and fat consumption during late-night hours. The study also revealed gender and race differences in weight gain among sleep-restricted subjects.
A study found that policies with higher premiums for overweight individuals are perceived as stigmatizing, while 'carrot' plans with premium reductions for healthy-weight people are seen as more effective. Participants also evaluated plans on moral grounds, deciding that punishing someone for being overweight was wrong regardless of po...
Adults with a disability are more likely to be obese or extremely obese than those without a disability, according to a recent study published in the American Journal of Preventive Medicine. The study found nearly 42% of American adults with a disability were reported as obese.
A large study using a new genetic method found that overweight is associated with an increased risk of heart failure. The study, which included nearly 200,000 subjects, also confirmed that obesity leads to higher insulin values and increased inflammation markers.
A study found that conversations between parents and adolescents focused on weight are associated with an increased risk of unhealthy adolescent weight-control behaviors. On the other hand, mothers who engaged in healthful eating conversations were less likely to diet and use unhealthy weight-control behaviors.
A 11-year study found significant weight loss in the intervention group, but no reduction in cardiovascular disease risks. Participants who lost more weight experienced improved health benefits such as better blood sugar control and reduced risk factors.
Researchers at the Spanish National Cancer Research Centre (CNIO) have discovered a link between telomere protection and obesity, with the RAP1 gene playing a key role. The study found that mice lacking RAP1 gained weight and developed metabolic syndrome, highlighting a new potential mechanism in human obesity.
A new study published in Psychological Science found that individuals' beliefs about the primary cause of obesity predict their actual body mass index (BMI) and eating habits. The researchers discovered that those who attribute obesity to a lack of exercise tend to eat more, whereas those who link it to diet consume less.
Researchers identified a genetic translocation that can precipitate disease in adenoid cystic carcinoma patients. They also found that variants in the SIM1 gene are associated with severe obesity, while vitamin B3 blocks cyst formation in a mouse model of polycystic kidney disease.
Two independent studies identified SIM1 mutations in obese patients, revealing a strong link between SIM1 dysfunction and severe obesity. Reduced SIM1 function was associated with increased food intake, altered nervous system dysfunctions, and Prader-Willi-like features.
Researchers at Penn State College of Medicine have found that bariatric surgery restores nerve cell properties altered by diet, allowing patients to better regulate digestion. The study may lead to new treatments that mimic the effects of gastric bypass without surgery.
A new study in mice finds that low testosterone worsens obesity-related brain damage, increasing the risk of type 2 diabetes and Alzheimer's disease. Obese mice with low testosterone showed more body fat, higher blood sugar levels, and poorer glucose tolerance than those with normal testosterone.
Research suggests prenatal BPA exposure causes increased inflammation in fat tissues after birth, leading to obesity and metabolic syndrome. The study found that prenatal BPA exposure interacts with postnatal diet to modulate inflammatory mechanisms in fat deposits.
A new study has found that skipping breakfast can lead to acute insulin resistance in overweight women, a condition that increases the risk of developing type 2 diabetes. After just one day of skipping breakfast, insulin levels were significantly higher and glucose levels more elevated than after eating breakfast.
A new Ohio University study reveals that male mice fed a high-fat diet and becoming obese are more likely to father offspring with similar higher levels of body fat. The study suggests epigenetic factors may be responsible for these inherited traits.
A new animal study finds that short-term use of antidepressants, combined with stress and a high-fat diet, leads to long-term increases in body weight. The study suggests that the medication, rather than the diet alone, contributes to the weight gain, which is accompanied by increased bone and spleen weights.
A new drug has been found to increase the amount of energy burned by fat tissue, leading to significant weight loss and improved metabolic health. The drug, GC-1, mimics the activity of thyroid hormone and has been shown to promote thermogenesis in white adipose tissue.
A new observational study found that overweight and obese men secrete greater amounts of stress hormones after eating. Cortisol levels increased by 51% in the overweight group compared to 5% in the normal-weight group.
A study found that insufficient sleep raises levels of a substance in the body that controls pleasurable eating, leading to increased hunger and appetite. The research suggests that this may be due to an elevation in the endocannabinoid molecule 2-arachidonoylglycerol, which is involved in signaling rewarding events and enjoyment of food.
A pooled analysis of two clinical trials found that lorcaserin improves hemoglobin A1c levels and fasting blood sugar levels in nondiabetic, overweight patients. The study suggests that the drug's serotonin receptor activation may play a role in regulating glucose metabolism.
A new study reveals overweight and obese patients are less likely to achieve successful remission in early rheumatoid arthritis. These patients require 2.4 times more anti-TNF therapy to achieve similar outcomes.
Andermann's work aims to understand how hunger affects the brain and its potential consequences for obesity and eating disorders. He will use novel imaging technologies to assess neural responses to food cues.
A new study by Columbia University's Mailman School of Public Health suggests that restricting large sugar-sweetened beverages in food service establishments would primarily affect overweight individuals, including teenagers. The proposed restrictions aim to reduce obesity, which is linked to excess calories from sugary drinks.
A Swedish study found that maternal overweight and obesity during pregnancy are associated with an increased risk of preterm delivery, particularly extremely preterm deliveries. The study analyzed over 1.5 million deliveries and found that women with higher BMI were at a greater risk of preterm birth.
A study of over 4,000 participants found that people who walk or cycle to work are less likely to be overweight or obese compared to those using public or private transport. The findings suggest active travel could reduce rates of chronic diseases in India.
People in India who walk or cycle to work are less likely to be overweight or obese, have diabetes or high blood pressure. The study found similar patterns for rates of high blood pressure and diabetes, highlighting the importance of active modes of transport.
Women with obesity have a higher risk of giving birth to preterm infants, particularly those born extremely preterm. Obesity-related diseases and increased inflammation contribute to this increased risk.
Researchers found that brain circuits controlling obsessive-compulsive behavior are intertwined with those controlling food intake and body weight. The study suggests that minor disruptions in this system may lead to disorders like anorexia nervosa or OCD, as well as obesity, where individuals overconsume high-fat foods.
A five-year longitudinal study found that living in neighborhoods with healthier food environments significantly reduces the risk of obesity. The study, conducted across six US cities, analyzed data from over 4,000 adults and found that healthy food options and walkability are key predictors of lower obesity rates.
A new study by Johns Hopkins researchers found that obese patients trust weight-related counseling from overweight physicians more than normal-weight physicians. Patients seeing an obese primary care physician were also more likely to perceive weight-related stigma.
Adding gastric bypass surgery to lifestyle and medical management improved metabolic risk factors in type 2 diabetes patients, particularly those who experienced significant weight loss. The study found that 43% of the gastric bypass group achieved an HbA1c level of less than 7%, compared to 32% in the lifestyle-medical management group.
A new study by the RAND Corporation found that bariatric surgery can lead to better short-term control of abnormal blood sugar levels and more weight loss in diabetic patients with moderate obesity. However, the findings come from a relatively small number of trials and more information is needed about long-term benefits and risks.
Scientists identify five epigenetic biomarkers associated with better weight loss response in obese adolescents participating in the EVASYON weight loss program. These biomarkers may help predict an individual's response to weight loss intervention and offer therapeutic targets for enhancing its effects.
Researchers found that standard strategies to prevent venous thromboembolism and pulmonary embolism are more effective than temporary blood clot filters. Higher doses of blood thinners in obese patients also showed no significant difference in preventing clots, according to the study.
A recent study found that just three short high-intensity sessions per week can significantly improve the fitness of inactive men. VO2max increased by 10% in one group and 13% in another after a 10-week training session.
Researchers found that sucralose increased insulin and blood sugar levels in severely obese people without diabetes. This study suggests that artificial sweeteners may have more significant effects on metabolism than previously thought.
A synthetic compound ShK-186, derived from a sea anemone toxin, enhances metabolic activity and shows potential as a treatment for obesity. The compound selectively blocks the activity of a protein that promotes inflammation through the Kv1.3 potassium channel.
A recent study found that nearly four out of ten medical students harbor unconscious biases against obese individuals, affecting clinical care and patient relationships. Medical schools are urged to incorporate bias training into their curricula to mitigate this issue.
Researchers suggest that food addiction could explain the current global obesity epidemic, with high-fructose corn syrup causing behavioural reactions similar to those produced by cocaine. Dr. Leri's study found shared vulnerability to develop preferences for sweet foods and cocaine in laboratory animals.
Cardiologist Dr Malhotra argues that the UK's daily limit of 10% added sugar is too high and leads to diet-related disease. Experts call for food industry regulation and labeling changes to help consumers make informed choices.
A study by Margarita Teran-Garcia found that Mexican young adults are at a higher risk of obesity due to the FTO gene, leading to increased BMI and waist circumference. Adopting healthy habits such as a balanced diet and regular exercise can help mitigate this risk.
Overweight and obese patients are more likely to repeatedly change primary care doctors, leading to increased emergency room visits. The practice of 'doctor shopping' disrupts continuity of care and can compromise the health of these patients.
A recent study analyzed data from over 5,000 US adults and found no association between candy consumption frequency and obesity or cardiovascular risk factors. The researchers suggest that most people can enjoy candy without increasing their health risks when consumed in moderation.
Researchers at Brown University found a link between protein processing and appetite regulation, suggesting that ER stress may play a key role in obesity. Intervening with certain chemicals has the potential to restore normal alpha-MSH production, potentially breaking the cycle of obesity.
Obese patients who received robotic kidney transplants had significantly fewer wound complications than those receiving traditional open surgery. This minimally invasive procedure provides a better quality of life for high-risk patients often bypassed for transplantation.
Researchers at Imperial College London found that middle-aged individuals with higher body fat experience stiffer arteries. This stiffness can lead to increased risk of cardiovascular disease and death.
A recent study found that morbidly obese women have a significantly lower risk of developing endometriosis compared to those with low normal BMI. The association was strongest in infertile women, who had a 77% lower rate of endometriosis
Researchers developed a smart phone app to help users lose weight by carefully recording their food consumption. The app, tested with 12 overweight participants over four weeks, resulted in an average weight loss of 1.5kg. By monitoring food intake and mindful eating habits, the app aims to reduce excess calorie consumption.
Researchers at Johns Hopkins Bloomberg School of Public Health recommend menu labeling regulations for smaller chain restaurants, including listing lowest calorie food items first. This approach has been shown to reduce calorie consumption and lead to healthier choices.
College-age women rate overweight peers with positive body talk as most likeable, while those engaging in 'fat talk' are deemed less likable. The study highlights the negative impact of self-abasing remarks on social perception and potential eating disorder risks.
A new study found that nearly 97% of obese enrollees met or exceeded the average goal of 5,000 steps a day via an Internet-tracked walking program. This suggests that incentivized wellness programs can encourage healthy behaviors and reduce health costs.
Researchers at Sahlgrenska Academy, University of Gothenburg, have discovered two different kinds of brown fat cells in humans, which can burn energy and turn it into heat. The discovery offers new possibilities for developing methods to stimulate the brown fat tissue and prevent obesity.
A new study found that weight loss surgery is safe and effective in a broader group of patients, including those with moderate obesity. The procedure helped reduce excess body weight and improve associated health conditions such as high cholesterol, hypertension, and diabetes.
A genome-wide association study reveals that a DNA sequence variation on chromosome 15 can predict weight loss after gastric bypass surgery. Individuals with this variant tend to lose more weight than those without it. The findings may lead to new approaches for developing therapies for obesity and related metabolic disorders.
Young men who are obese in their early 20s are significantly more likely to develop serious health issues by middle age. They are eight times as likely to get diabetes and four times as likely to experience a potentially fatal blood clot compared to normal-weight peers.