Articles tagged with Obesity
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A study of speed dating events found that when men and women have fewer potential partners to choose from, they prioritize physical characteristics like height and weight. In contrast, larger groups lead to a greater emphasis on attributes that can be quickly evaluated, such as education and occupation.
A study by Rutgers University Professor Beverly Tepper examines the link between tasting a bitter compound and obesity risk in women. Non-tasters tend to consume more added fats, suggesting a potential connection between genetic traits and dietary habits.
A new study using MRI technology found that healthy women's brains activate an area processing identity and self-reflection when viewing images of overweight strangers. Even those with no history of eating disorders exhibit sub-clinical body image issues.
Gastric bypass surgery has become increasingly common, but follow-up care is crucial for patient success. Registered dietitians can assess, monitor, and counsel patients to improve adherence and reduce nutrient deficiencies.
Researchers at UT Southwestern Medical Center found that leptin and insulin work together in specific neurons to regulate blood sugar levels and female fertility. The study suggests a functional redundancy between the two hormones, implying that one can compensate for the lack of the other.
Researchers analyzed 70,000 patients and found no difference in quality of care between normal-weight and obese/overweight individuals. In fact, obese patients had higher rates of recommended diabetes care, vaccinations, and cancer screenings.
Researchers found that people with floppy eyelid syndrome (FES) are at a higher risk of having obstructive sleep apnea (OSA), which can lead to oxygen deprivation and other health complications. The study also highlights the importance of recognizing FES as a potential indicator for OSA and treating patients accordingly.
A new study by the Scripps Research Institute found that unrestricted access to high-fat foods can trigger addiction-like responses in the brain, leading to compulsive eating behaviors and obesity. The study suggests that type 2 dopamine receptors play a key role in this process.
A new study found that chronic job stress and lack of physical activity are strongly associated with being overweight or obese. Exercise was the key to managing stress and keeping a healthy weight among employees.
Researchers delayed onset of type 2 diabetes in rats by relocating a portion of the small intestine, identifying biochemical changes that may contribute to this effect. The study's findings suggest bariatric surgery may improve type 2 diabetes without relying on weight loss.
A study of 34,079 healthy US women found that moderate-intensity physical activity is needed to prevent long-term weight gain, particularly among normal-weight individuals. Women who successfully maintained their weight averaged approximately 60 minutes of moderate-intensity activity daily.
A study published in PLOS Medicine found that four risk factors - smoking, high blood pressure, high blood sugar, and obesity - contribute to a significant reduction in life expectancy among US populations, with disparities worsening among certain groups
Researchers found that rats fed high-fructose corn syrup gained significantly more weight than those with table sugar, leading to abnormal increases in body fat and triglycerides. The study highlights the link between high-fructose corn syrup consumption and obesity, particularly in the context of metabolic syndrome.
A study of 52 famous Last Supper paintings found that portion sizes have increased by 69% for entrées, 66% for plates, and 23% for bread over the past millennium. This trend suggests that art imitates life, reflecting changes in food production, availability, and affordability.
A new study estimates that smoking, high blood pressure, elevated blood glucose, and overweight/obesity reduce life expectancy in the US by 4.9 years for men and 4.1 years for women. The four risk factors account for significant disparities in life expectancy across different racial and socioeconomic groups.
Newcastle University researchers found that dietary fibre in seaweed reduces fat absorption by 75%. Adding this fibre to foods like bread may help people lose weight while eating normally. The study's next step is to test the effects on volunteers and determine if such foods are acceptable in a normal diet.
Scientists argue that anti-obesity drugs fail to address the root causes of obesity, which include motivational and behavioural factors. Research highlights the need for treatments that target the desire to eat, enjoyment of eating, fullness, and satisfaction.
Primary care physicians recognize their responsibility in addressing obesity, yet lack necessary resources and training. The STOP Obesity Alliance survey highlights the need for healthcare professionals to receive training on weight-related issues, as well as providing patients with effective weight loss methods and strategies.
A new study found that obese heart failure patients have a significantly lower risk of sudden cardiac death compared to non-obese patients. The researchers analyzed data from 1,231 patients with low ejection fraction and found a strong inverse relationship between BMI and the risk of sudden cardiac death.
Researchers have found a link between obesity and cancer by studying a cell pathway that regulates cell growth. Amino acid nutrients, elevated in obese individuals, may hyper-activate this pathway, affecting human cells' response to stress and disease.
A new study published in The Journal of Physiology found that short-term high-intensity interval training (HIT) can be an effective alternative to traditional long-term exercise. By incorporating brief bursts of intense exercise, individuals can improve muscle function and burn fat without needing extensive exercise time.
Researchers discovered mitochondrial protein and gene anomalies in young obese subjects with type 2 diabetes, leading to insulin resistance and reduced physical exercise response. The study highlights the need for specific treatments for each patient subtype.
The new center, ORBIT, focuses on reducing obesity and its related risks through behavioral changes and mindful eating strategies. The team will develop personalized programs for community members in Harlem and the South Bronx.
A Kansas State University study found that the availability of supermarkets, rather than their lack, increases the risk of obesity for low-income women living in small cities. The researchers used a statewide dataset and found that micropolitan areas with higher supermarket availability had an increased risk of obesity.
A study published in Clinical Cancer Research found that obesity is a significant risk factor for poorer overall survival and death in patients with stage II or III colon cancer. Men with higher body mass indexes had a 35% increased risk of death compared to normal-weight patients.
According to Roger Unger, obesity is the body's way of storing lipids in fat tissue to protect other organs. This protective mechanism fails when the body's fat tissue can't handle excess calories, leading to metabolic syndrome. The rise of leptin resistance also plays a key role in this process.
Research suggests that moderate alcohol consumption may be associated with a lower risk of becoming overweight or obese. Women who drank less than 40 grams per day had the lowest risk, which was almost 30% lower than that of non-drinkers. This finding contradicts previous research and warrants further investigation.
A new study found that obesity is associated with a higher risk of developing colorectal tumors lacking microsatellite instability. The study also revealed that the relationship between body mass index and adult weight gain differs for tumors with varying levels of MSI.
A recent study by Wake Forest University School of Medicine found that both too little and excessive sleep can be hazardous to health, especially for young minority women. Short sleep duration of five hours or less per night was associated with large increases in visceral fat around organs.
A University of Alberta researcher has identified a way to lower the amount of fat in the blood and improve glucose metabolism. The study found that decreasing the activity of an enzyme called triacylglycerol hydrolase (TGH) can also protect against diabetes and increase physical activity.
A new University of Illinois study shows that soluble fiber can strengthen the immune system and reduce inflammation. The research found that mice fed soluble fiber were less sick and recovered faster from illness compared to those fed insoluble fiber.
A meta-analysis of 15 studies reveals a strong bidirectional association between obesity and depression, with obese individuals having a 55% increased risk of developing depression over time. The authors suggest that monitoring weight gain in depressive patients and mood in overweight or obese patients could lead to prevention, early d...
A new study from Johns Hopkins Medicine reveals that obesity in all forms increases the risk of developing kidney stones. The researchers found that obese individuals had a higher incidence of kidney stones compared to non-obese individuals, with no difference in risk between mild and severe obesity.
A new study found that critically ill patients with H1N1 influenza do not need increased Tamiflu dosages, contrary to international guidelines. The study showed that the 75 mg twice daily dosage of Tamiflu was well absorbed in these patients.
A Canadian Medical Association Journal article calls for legislative measures to address the growing epidemic of obesity, diabetes, and cardiovascular disease. The authors propose taxes on high-calorie foods, physical activity incentives, and advertising restrictions to encourage healthier habits among children.
The study aims to better understand the cause, diagnosis, and history of preeclampsia and diabetes in pregnant women, particularly those with hypertension or obesity. Researchers hope to develop effective treatments and therapies to save lives, reducing maternal mortality and complications.
Researchers at University of Cincinnati identify p62 and ERK as a critical protein duo involved in adipogenesis. The study shows how the interplay between these proteins leads to uncontrolled ERK activity, highlighting ERK as a promising target for obesity therapies.
Researchers found that pre-pregnancy obesity increases risk of medically-indicated preterm birth, while underweight also raises the risk. Optimal pregnancy weight gain within recommended guidelines reduces preterm birth risk in obese women.
Laparoscopic adjustable gastric banding surgery may be a better alternative to gastric bypass surgery for treating obesity in teens. While studies show greater weight loss with the bands, complication rates and cost-effectiveness remain concerns.
A Monash University-led nationwide study found that severely obese individuals feel powerless to change their weight due to internalized stigma and shame. In contrast, mildly to moderately obese individuals believed they could lose weight if needed, but felt no urgent need to do so.
Researchers at Gladstone Institute of Cardiovascular Disease discovered that DGAT1, an enzyme involved in fat storage, protects against diet-induced inflammation and insulin resistance. Enhancing DGAT1's capacity in macrophages may hold therapeutic promise for preventing obesity-related diseases.
Researchers found that obese patients with pancreatic cancer have significantly higher levels of MCP-1, a chemokine associated with inflammation, compared to non-obese patients with the same condition. Inflammation has been shown to contribute to tumor progression in pancreatic ductal adenocarcinoma.
About 5 million women in the US suffer from polycystic ovary syndrome (PCOS), a metabolic disorder causing infertility and obesity. Women are often told they are too fat, leading to delayed diagnoses, expert Andrea Dunaif advocates for increased awareness and treatment.
Researchers at Trinity College Dublin have made significant discoveries about Type 2 diabetes in young adults, shedding light on muscle cell mechanisms that contribute to severe insulin resistance. The study's findings may lead to the development of more targeted treatments for young people with Type 2 diabetes.
A study by University of Cincinnati researchers found that proapoptotic peptide treatment reduced food intake and fat loss in obese mice and rats, without affecting energy expenditure. The findings suggest a novel system informing brain activity about fat tissue size, influencing appetite and weight regulation.
Adults aged 70 and older who are classified as overweight are less likely to die over a 10-year period compared to those with a normal weight. The study found a reduced mortality risk by 13% among overweight participants, but only up to a certain point of obesity.
Researchers found that combining diet, exercise, and weight loss counseling can significantly reduce blood pressure and improve cardiovascular health. Additionally, low-carb diets may be as effective as medications in promoting weight loss and lowering blood pressure.
A new study published in Stroke: Journal of the American Heart Association found that a higher degree of obesity increases the risk of stroke, regardless of race, gender, or how obesity is measured. The study analyzed data from 13,549 middle-aged men and women and found significant disparities in stroke rates between whites and blacks.
Research at the University of California, San Diego, reveals that obesity is a tumor-promoting factor for liver cancer, primarily through chronic inflammation caused by cytokines like IL-6 and TNF. This effect may be preventable with anti-TNF drugs, which also reduce liver fat accumulation.
A computerized model estimates that most morbidly obese individuals would live longer if they had gastric bypass surgery. The model suggests younger patients with higher BMIs tend to gain more life expectancy from the procedure.
A recent study suggests that parks and recreation programs are declining in the US due to budget shortfalls, which may exacerbate the country's growing obesity epidemic. The research highlights the importance of access to recreational opportunities for addressing health issues related to overweight and obese individuals.
Recent IOM guidelines recommend obese women gain more weight, contradicting research that shows higher BMI levels are associated with severe medical conditions. Obese pregnant women can safely limit weight gain through a nutrient-rich diet and physical activity under doctor guidance.
Researchers have identified a molecular mechanism that controls energy expenditure in muscles and helps determine body weight. This discovery could lead to a new medical approach in treating obesity by targeting the ATP-sensitive potassium channel function in muscle tissue.
Researchers calculate that QALYs lost due to obesity are now equal to those lost due to smoking, both modifiable risk factors. This increase in burden is attributed to the growing proportion of obese individuals, which resulted in 0.0464 QALYs lost per population.
A new study reveals how the ATP-sensitive potassium channel affects food intake and energy balance, pointing to a potential pathway for managing and preventing obesity. Disrupting the channel's function in mice led to reduced fat deposition and increased energy efficiency, but also impaired endurance.
Researchers suggest that compulsive eating may be a legitimate addiction, sparking a new perspective on weight management. The concept of food addiction shares similarities with other addictive behaviors, including tolerance and withdrawal symptoms.
A study found that negative emotions associated with exercise in health clubs are stronger for overweight individuals than intellectual facts, controlling their regular exercise. Exercise professionals can help by minimizing intimidation and promoting the benefits of exercise to personal health and wellbeing.
Scientists have discovered that certain food aromas can contribute to feelings of fullness, potentially helping to combat obesity. By analyzing the effects of aroma release during chewing, researchers found that these scents can signal areas of the brain responsible for satiety, leading to reduced food intake.
A randomized controlled trial of 36 adults found that reducing TV time by half increased energy expenditure and burned 119 more calories per day. While calorie intake remained unchanged, this intervention suggests that adults may respond differently to reductions in sedentary behaviors compared to children.
A newly discovered gene called Brd2 has been found to play a crucial role in regulating body energy balance and protecting against Type 2 diabetes. In mice with a reduced expression of the Brd2 gene, obesity did not lead to diabetes, highlighting the importance of inflammation in this process.