Articles tagged with Obesity
A new study by Stanford researchers found that gastric bypass surgery significantly improves cardiovascular risk factors, including triglycerides and C-reactive protein levels. The procedure lowers these risks by up to 50%, even beyond what would be expected from weight loss alone.
A Finnish twin study found that intentional weight loss was linked to increased mortality in otherwise healthy individuals. The findings highlight the importance of preventing weight gain in children and adults to reduce the risk of health problems.
A study found that moderate weight loss results in a significant reduction of compressive knee-joint loads, with forces reduced by 18 percent in overall function for every 5 percent weight loss. The researchers also discovered that the force reduction is four times greater than the actual weight loss.
A study published in PLOS Medicine found that individuals with an intention to lose weight had lower mortality rates compared to those who did not have this intention. The researchers followed a cohort of overweight individuals for 18 years and found that those who were motivated to lose weight had significantly lower mortality rates.
A recent UCLA study has found a significant association between obesity and impaired coronary circulatory function, highlighting the importance of early detection and monitoring. Quantitative PET imaging may help identify at-risk individuals, enabling targeted interventions to prevent cardiovascular events.
A new study from the University of Colorado found that walking at a leisurely pace can increase calorie burn by up to 25% for obese adults. Additionally, reducing walking speed from 3 miles per hour to 2 miles per hour can decrease knee joint loads by up to 25%.
Researchers found that obesity and smoking accelerate aging by reducing telomere length, which decreases steadily with age. Smokers experience an average of 4.6 years of accelerated aging, while obese individuals see an additional 8.8 years of age loss compared to lean women.
Researchers found that subjects following a frozen-entree diet lost more weight and experienced greater satiety due to automatic portion control. In contrast, those following the food pyramid diet struggled with estimating daily calorie intake, leading to less effective weight loss.
Research suggests that obese women with breast cancer are more likely to receive reduced doses of adjuvant chemotherapy, leading to poorer outcomes. The study analyzed data from 9,672 women and found that 37% of severely obese patients received a dose reduction of at least 10%, compared to 20% of obese patients.
Research linking obesity and asthma suggests that weight loss can reduce eotaxin levels, a key inflammatory mediator. The study found that obese patients experienced significant reductions in eotaxin levels after losing weight, offering new hope for treating debilitating asthma symptoms.
Researchers found that the drop in estrogen levels during menopause is linked to increased cortisol levels and abdominal fat. Estrogen replacement therapy may help prevent this rise in cortisol and delay or prevent weight issues.
A study of 13,601 US adolescents found that perceived weight was a significant risk factor for suicidal ideation and attempts, regardless of actual body mass index (BMI). Perceived underweight or overweight status increased the likelihood of suicidal thoughts and attempts among students.
Researchers at University of Rochester Medical Center will study the diet and activity levels of Eastman Kodak employees to develop evidence-based tools to promote healthy work environments. The goal is to reduce obesity and improve overall well-being among Kodak's workforce.
This study found that consumers overestimate the impact of negative external cues and underweight positive cues when they are inconsistent. The relationship between positive and negative product cues is strongest when abundant intrinsic attribute information is present, suggesting a moderating effect on consumer judgments.
A new study by UC Davis researchers suggests that learning to recognize and follow internal hunger cues can significantly improve overall health regardless of weight loss. Non-dieters who adopted the Health at Every Size approach showed significant improvements in metabolic and psychological health, including lower cholesterol levels a...
A study by Odilia Bermudez found that more than two-thirds of American adults consume enough soda or sweet drinks to account for a greater proportion of daily calories. This consumption is linked to higher obesity rates, particularly among African Americans, Hispanics, and non-Hispanic whites.
A UCLA study suggests that comprehensive health screenings and in-home visits by nurse practitioners can significantly lower the number of health risks faced by adults with developmental disabilities. The research found that nearly half of participants were overweight or obese, while over a third experienced moderate to severe pain.
Researchers explore new and existing obesity surgery options, including the use of endoscopic suturing kits to reduce stomach size and improve weight loss outcomes. The study found that vertical gastroplasty was the best bariatric operation for older patients, resulting in significant weight loss with minimal complications.
A review of studies suggests that a high-energy diet during pregnancy can 'program' an individual's appetite and increase their risk of developing heart disease and diabetes later in life. Rats fed a high-fat diet during pregnancy show abnormalities in their large arteries and kidney function in offspring.
Research suggests that obesity can exacerbate asthma due to reduced lung function, chronic inflammation, and hormonal changes. The study found increased levels of pro-inflammatory hormones like leptin in obese individuals with asthma.
The study found that obesity prevalence increased by 276% in the highest income group, compared to 144% in lower-income groups. Obesity rates are now similar across all income categories, with the lowest and highest groups experiencing rapid increases.
A recent study led by Elizabeth Parks from the University of Minnesota has made a groundbreaking discovery about the origin of fatty liver disease. The research found that excess dietary fat can lead to liver toxicity, causing it to malfunction in its role as the body's central storage and distribution center for fat.
Researchers found that liver cells express CB1 receptors, which activate a signaling pathway increasing fatty acid synthesis. This activation is similar to brain and may be a target for metabolic regulation and appetite control.
A recent study by the Life Course Socio-Economic Status (LCSES) study found that male combat veterans are more likely to be heavy drinkers and smokers compared to non-veterans and non-combat veteran controls. The researchers also discovered that older men with distant combat exposure had higher odds of obesity and physical inactivity.
A new study found that combat veterans are more likely to be heavy smokers and drinkers, while also experiencing lower physical inactivity compared to non-veterans. The research suggests that combat exposure may exert long-term adverse effects on cardiovascular risks.
A study of 2,019 middle-aged women found that college education was protective against obesity for white women, but not African American women. The disparity in weight gain persists despite higher educational attainment.
Researchers developed a risk score based on age, sex, smoking, and obesity to identify young people with advanced atherosclerotic lesions. The study found that high-risk adolescents and young adults can benefit from targeted advice and lifestyle changes to reduce their long-term cardiovascular disease risk.
Researchers identified molecular and behavioral changes in mice with a faulty circadian system, which can lead to obesity and metabolic syndrome. The study suggests that misregulated genes in various tissues cause metabolic changes, leading to weight gain and related disorders.
A recent international study found that Canadian youth were among the heaviest in the world, ranking 4th for obesity and 5th for overweight. Sedentary behavior was strongly correlated with being overweight, while candy consumption surprisingly showed a decrease in likelihood of being overweight.
Research by University of Utah Health reveals that overweight and obese individuals are at least three times more likely to tear their meniscus, while the most obese face a 25 times greater risk. The study's findings have significant implications for meniscal surgeries and the nation's medical costs.
Research suggests being obese and underweight are associated with a higher risk of death. The study estimated excess deaths in the US population in 2000 and found that obesity was linked to 111,909 excess deaths, while underweight was linked to 33,746 excess deaths.
A study of 750 consecutive morbidly obese patients found that complication rates decreased significantly after the first 100 cases, with a mean complication rate of 13% and stable death rate of 0.3%. High-volume programs demonstrated better patient outcomes due to significant experience with the procedure.
A recent study published in Circulation found that rapid weight gain during the first week of life is significantly associated with being overweight two to three decades later. The research, led by Dr. Nicolas Stettler, suggests that this critical period may be crucial in programming lifelong physiology.
A study of over 1,500 participants found that rimonabant treatment led to significant weight loss and improvements in cardiovascular risk factors. Patients who received the drug experienced a sustained pattern of weight loss and reductions in waist circumference, cholesterol levels, and prevalence of metabolic syndrome.
A recent study found a high prevalence of metabolic syndrome and overweight among Chinese adults, with increased risk factors in northern China and urban residents compared to rural areas. The findings suggest that economic development and lifestyle changes may contribute to the growing obesity crisis in China.
Chronic daily headaches are more prevalent in obese and morbidly obese people than those with normal body weight, the study found. Obese individuals reported severe pain and missed more work days due to headaches.
Research finds hypocretin neurons, involved in arousal and appetite, have an unorthodox organization that may contribute to insomnia and obesity. The discovery offers clues to the underlying mechanism of their association.
Researchers found a unique organization of inputs on hypocretin neurons in mice, where excitatory nerve junctions outnumber inhibitory contacts by almost 10 fold. Stressors like fasting excite these neurons, leading to insomnia and associated metabolic disturbances, including obesity.
Research suggests that excessive visceral and muscle adipose tissue accumulation is associated with a higher prevalence of metabolic syndrome in older adults, regardless of their body weight. Visceral fat was linked to an increased risk, while subcutaneous thigh fat showed an inverse association in obese individuals.
Research reveals smoking reduces live birth rates by 28% and adds a decade to reproductive age for IVF patients. Quitting smoking and losing weight can improve IVF success rates, particularly for women with unexplained subfertility.
The American College of Physicians (ACP) recommends a multi-faceted approach to treating obesity, including lifestyle changes, weight-loss drugs, and bariatric surgery. ACP identifies six valid weight-loss drugs, but emphasizes the need for frank discussions about potential side effects and lack of long-term efficacy data.
Research found that obese shoppers face subtle interpersonal discrimination in stores, with professionally dressed obese shoppers experiencing less discrimination than average-weight shoppers. The study suggests that by removing justifications for prejudice, manifestations of interpersonal discrimination can be curbed.
The American College of Physicians recommends a weight loss approach that includes diet and exercise for everyone, with medication or surgery considered only for those who fail to achieve weight loss goals. However, the guidelines also warn about potential side effects and risks associated with surgical procedures.
A recent study found that obesity in mice significantly impairs their immune response to influenza infection, leading to a 40% mortality rate compared to lean mice. The research suggests that humans with obesity may also be at increased risk for severe outcomes from influenza.
Scientists have found that activating PPARd genes can increase calorie burning, reduce inflammation, and build resistance to weight gain. This discovery has significant implications for treating obesity, diabetes, and atherosclerosis, potentially using genetic engineering or experimental drugs.
Researchers discovered NAADP, a natural molecule with potential as an obesity treatment, that works in cells to regulate satiety. The study found NAADP levels increased rapidly and selectively in response to cholecystokinin, a hormone controlling digestion and appetite.
Researchers found that inflammatory proteins produced by fat tissue are linked to increased risk of heart disease, including high blood pressure and high cholesterol. The study suggests that modifying these proteins through medication could lower heart disease risk.
A new study found that the ENPP1 gene variant is associated with an increased risk of developing type 2 diabetes. The variant, which affects insulin action, was more common in people with type 2 diabetes and those at high risk for the disease, regardless of ethnicity.
A new study by Johns Hopkins Bloomberg School of Public Health reveals that larger waist sizes and higher body fat are strongly associated with an increased risk of developing type 2 diabetes in adult men. The researchers recommend measuring waist circumference instead of waist-to-hip ratio to assess health risk.
Researchers found that leptin regulates blood sugar through two brain-body pathways, one controlling appetite and fat storage, and another influencing liver glucose reserves. The study suggests that disrupting both pathways may be necessary for developing full-blown diabetes.
African-American stroke survivors with obesity have a higher risk of cardiovascular disease and metabolic syndrome. The study found that nearly all patients were overweight or obese, with diabetes increasing with BMI, and that class three obesity significantly increases the risk of recurrent stroke.
Researchers at the University of Illinois found that controlling portion size through frozen entrees can lead to significant weight loss in overweight men. The study, published in Diabetes, Obesity and Metabolism, showed that participants who ate frozen meals lost an average of 4 pounds more than those who estimated serving sizes.
Research suggests education level has no observable benefit on BMI for African-American women, despite their high rates of obesity and related illnesses. Prevention efforts should begin in adolescence or early adulthood to address this disparity.
A new study published in Annals of Internal Medicine found that obese patients with type 2 diabetes who followed a very low-carbohydrate diet lost significant amounts of weight. The participants consumed fewer calories on the low-carb diet, resulting in improved blood sugar levels and reduced triglycerides and cholesterol levels.
Researchers discovered that low-carbohydrate diets led to spontaneous reduction in daily energy consumption and improved glucose levels in obese diabetic patients. The study found no evidence of boredom or metabolic changes as explanations for weight loss.
A one-year study found growth hormone treatment significantly reduced intra-abdominal fat and improved insulin sensitivity in postmenopausal women with abdominal adiposity. The treatment also increased thigh muscle area and lowered LDL cholesterol concentration.
Researchers found that inhibiting SCD1 decreased body fat and prevented obesity and metabolic syndrome in mice. Blocking SCD1 also increased expression of genes involved in energy expenditure, providing insights into its role in metabolism.
Researchers develop small interfering RNA technology to silence a gene involved in cancer progression, reducing cell proliferation and killing cancer cells. Additionally, inhibiting stearoyl-CoA desaturase-1 decreases body fat and prevents obesity, validating SCD1 as a potential target for pharmacological intervention.
A recent study analyzed 231 articles on weight loss studies, revealing inadequate reporting of subject characteristics. The findings show that 92% of studies missed medication use, 34% ignored health status, and 86% failed to indicate ethnicity.
A retrospective study of over 500 patients found that obese kidney donors experienced similar short-term outcomes to non-obese donors, despite prior cardiovascular disease risks. The study highlights the need for longer follow-up periods to assess potential long-term differences in obese donors.