Articles tagged with Nutritional Physiology
Researchers propose a model that examines the complex relationships between children's appetite regulation and environmental influences. The study suggests that temperamental characteristics play a significant role in shaping children's eating behaviors and provide guidelines for better understanding childhood appetite self-regulation.
A team of researchers has developed strategies to identify regulators of intestinal hormone secretion, which could lead to new treatments for metabolic and gut motility disorders. They used human organoids to study the function of 'nutrient sensors' on hormone-producing cells in the gut.
Scientists at IOCB Prague have developed a new compound that suppresses appetite and protects the brain against Alzheimer's disease. The modified molecule, derived from the neuropeptide CART, is effective in reducing pathology associated with Alzheimer's.
A recent study published in Environment International found that high levels of tellurium exposure are associated with increased blood pressure and a greater occurrence of hypertension. Tellurium, a contaminant transferred from mining and manufacturing activities, can be present in foods such as cereals and legumes.
A special issue of the Journal of the Academy of Nutrition and Dietetics explores the effects of various fasting regimens on body weight, cardiometabolic disease risk, and sleep. The study found that time-restricted eating can result in clinically meaningful weight loss and reduction in liver enzymes in adolescents with type 2 diabetes.
A collaborative effort between The Academy of Breastfeeding Medicine and Reaching our Sisters Everywhere identified key components of a successful breastfeeding journey as defined by parents and families. The findings aim to inform research priorities and promote patient-centered outcomes in infant and young-child feeding.
A study reveals that the gene SH2B1 controls feeding and energy expenditure, with mutations associated with obesity and metabolic diseases. Enhancing SH2B activity may offer a promising treatment for obesity and related conditions with fewer side effects.
A study published in Gut reveals that specific bacteria in the gut are involved in compulsive eating and obesity, with a beneficial bacterium called Blautia showing protective effects. The research also highlights the role of microRNAs in food addiction and suggests potential new treatments involving beneficial bacteria and dietary sup...
At NUTRITION 2024, researchers will explore emerging findings on the role of diet in cancer risk and survivorship, as well as personalized dietary therapy for cancer treatment and survivorship. Scientists will also share insights into precision nutrition, environmental sustainability, and infant feeding practices, shedding light on the...
Scientists at University of Pittsburgh show that limiting glutamine and serine intake can halt disease progression in rodent models. The findings suggest a potential new therapy for patients with pulmonary hypertension, offering hope for improved treatment options beyond medications.
The American Society for Nutrition's NUTRITION 2024 will bring together thousands of experts to share emerging scientific and policy developments in food, nutrition, and public health. Over 1,600 original research studies will be presented during the meeting.
Researchers at Max Planck Institute for Biological Intelligence have discovered a brain circuit that inhibits food intake during nausea. The circuit involves special nerve cells in the amygdala, which send appetite-suppressing signals to distant brain regions, resulting in a loss of appetite.
A new study confirms a novel natural supplement prevents postpartum blues and reduces symptoms of depression after giving birth. The supplement, developed at CAMH, involves a patented combination of natural ingredients that support healthy mood and brain function.
The American Society for Nutrition is offering complimentary press passes to its annual flagship meeting, NUTRITION 2024. The event will explore cutting-edge advances in nutrition research, practice, and policy.
A European randomized controlled trial found that replacing sugar with sweeteners improved weight loss control for at least one year after rapid weight loss in adults. The study also showed greater diet satisfaction and lower cravings for sweet foods among participants who consumed low/no-energy sweetened products.
Researchers found that daily cranberry extract consumption for 28 days improved running speeds by 1.5% and reduced post-exercise blood lactate levels. The study also showed increased muscle oxygenation rates and slower deoxygenation.
Frequent consumption of ultra-processed foods in the US diet is associated with increased rates of colorectal cancer and other gastrointestinal diseases. This may be attributed to additives such as emulsifiers that can disrupt the balance of gut microbiota, leading to disease promotion.
A Mediterranean diet has been found to be a straightforward and effective approach for improving IVF success rates, with high intakes of fruits, vegetables, whole grains, and omega-3 fatty acids. The diet's benefits were seen in both embryo development and pregnancy outcomes, even after just six weeks of implementation.
Research from the Journal of Nutrition Education and Behavior found that poor diet quality among adolescents is associated with cardiometabolic risk factors, including obesity and related diseases. The study suggests that promoting nutrition knowledge is necessary to prevent these health risks.
A new study published in the Journal of Nutrition found that consuming whole food omnivorous meals with lean beef resulted in significantly higher muscle protein synthesis rates compared to isocaloric and isonitrogenous vegan meals. The research, conducted on healthy older adults, demonstrated a 47% increase in muscle protein synthesis...
Researchers at University of California - San Francisco find that sense of taste signals brain to slow down eating. Using advanced techniques, they recorded brain activity in awake mice and found PRLH neurons controlled by mouth signals when eating normally, not gut signals as previously thought.
Researchers at University College London found that a hunger hormone produced in the gut directly impacts activity of the brain's hippocampus when considering food. The study showed that ghrelin receptors play a crucial role in controlling an animal's instinct to eat, with implications for understanding eating disorders and human health.
Researchers at Texas A&M University have found a correlation between flavonoid compounds and reduced endometriosis symptoms. Flavonoids like Quercetin and Kaempferol show promise in easing inflammation, with studies suggesting they may help suppress the symptoms of inflammatory diseases like endometriosis.
A new study at Aston University shows that children aged four and above consume 79% more calories when they are bored compared to a neutral mood. Children who were emotionally fed often ate five times more kilocalories when feeling bored.
Research at Aston University identified four eating behavior patterns in children: 'avid', 'happy', 'typical', and 'fussy'. Children with 'avid' eating behaviors are more likely to be overweight or obese, while caregivers' feeding practices vary significantly across the four categories. The study aims to provide tailored advice for par...
A study reveals that variable C:N:P ratios of phytoplankton are essential for regulating dissolved oceanic nutrient ratios, while also influencing atmospheric CO2 levels on geological time scales. The findings challenge the commonly hypothesized strong link between phytoplankton and seawater nutrient ratios.
A genome-wide association study reveals 34 genes potentially involved in choosing a vegetarian diet, including those related to lipid metabolism and brain function. The findings suggest that genetics play a role in the ability to subsist on a vegetarian diet.
A study published in The Journal of Physiology found that exercise suppresses hunger by acting on hormones and metabolites. Researchers suggest that understanding these mechanisms could lead to new treatments for obesity.
A new study found that mussels can adjust their heart rate and clearance rate in response to elevated temperatures, showing they can persist and recover from marine heatwaves. This ability may help maintain normal functioning of the circulatory system and benefit other organisms in coastal ecosystems.
Despite recent advances in obesity research, governments struggle to curb rising rates, with experts identifying key unanswered questions about the causes of obesity. The intricacies of body weight regulation, energy demand sensing, and environmental factors are still unclear, highlighting the need for continued research.
Research from UCLA's David Geffen School of Medicine found that living in a disadvantaged neighborhood can disrupt brain information processing involved in reward, emotion regulation, and cognition due to poor diet and lack of physical activity. The study analyzed the microstructure of the brain cortex and found associations between ne...
The protein leverage hypothesis proposes that a decrease in protein intake due to modern diets drives increased energy consumption. Research supports this idea, showing how protein appetite interacts with processed foods and life stage changes to increase the risk of obesity.
Researchers have uncovered almost 500 genes linked to diet, shedding light on genetic basis of food preferences. The findings suggest a potential for using genetics to develop precision nutrition strategies tailored to individual tastes.
Researchers found melatonin reduces chilling injury symptoms and membrane leakage in cold-stored fruits and vegetables, maintaining freshness. Melatonin is a safe alternative to hazardous chemical treatments without adverse effects on consumer health.
Fetuses use a copy of a gene inherited from their dad to force their mum to release as much nutrients possible during pregnancy. This 'remote-control' system is operated by genes that can be switched on or off depending on whether they are a 'dad's' or 'mum's' gene.
Researchers found that bitter taste receptors can detect and respond to bile acids, which are produced in the liver and play a crucial role in fat digestion. The discovery suggests that bitter taste receptors may have evolved not only to detect food toxins but also to sense endogenous substances.
A new study published in the International Journal of Sport Nutrition and Exercise Metabolism found that ketone supplements impaired performance in well-trained endurance cyclists. The researchers recruited experienced athletes who cycled for five or more hours per week, simulating race conditions before conducting a 20-minute time trial.
Researchers found that providing stunted children with nutrient supplements can reverse impaired development and improve their growth. The study's findings suggest that milk-based supplements are beneficial, but a plant-based alternative is equally effective.
NUTRITION 2023 will cover the latest developments in nutrition science, with over 1,800 original research studies submitted for presentation. The event brings together nutritional professionals from around the globe to discuss key topics such as sustainable diets and their impact on health.
Researchers at Anglia Ruskin University found that a portable breath test can detect changes in metabolism in response to diet. The study used the Lumen device to monitor metabolic fuel use at home and showed that it could detect acute changes in carbohydrate use, but was not sensitive on a day-to-day basis.
A Mayo Clinic study found that people with severe obesity and a genetic pathway variant are at increased risk of developing hypertension. The research identified 168 carriers of the MC4R variant, who had a higher risk of hypertension compared to noncarriers.
Exercise training after bariatric surgery alters brain networks associated with food intake and energy regulation. The study found that exercise increased connectivity between the hypothalamus and sensory areas, while decreasing links to the default mode network and salience network.
Researchers found that Tsimané and Mosetén adults experienced less brain atrophy and improved cardiovascular health compared to industrialized populations. These findings suggest an optimal lifestyle balance between daily exertion and food abundance may be key to healthy brain aging.
Researchers at Anglia Ruskin University found that consuming a hydroxytyrosol-rich, olive-derived phytocomplex improved respiratory parameters, oxygen consumption, and running economy during aerobic exercise. The study also showed reduced perceived exertion and enhanced acute recovery.
A high fat diet can disrupt the brain's ability to regulate calorie intake by affecting astrocytes, which control signaling pathways between the brain and gut. This can lead to overeating and weight gain. Understanding this mechanism could help develop therapies to treat obesity.
A Harvard T.H. Chan School of Public Health study found that participants following at least one of four healthy eating patterns had a lower risk of premature death and reduced mortality from cardiovascular disease, cancer, and respiratory disease. The study's findings are consistent with the current Dietary Guidelines for America.
Researchers found that time-restricted eating synchronizes circadian rhythms across multiple systems in mice, activating genes involved in specific diseases like cancer. Nearly 40% of genes in the adrenal gland and pancreas were affected by time-restricted eating, offering guidance for managing diseases.
A large-scale Australian study found that highly processed and refined foods are the primary contributor to rising obesity rates. The 'Protein Leverage Hypothesis' suggests that people overeat fats and carbohydrates due to their strong appetite for protein, leading to an increased risk of chronic disease.
A new study by Johns Hopkins Medicine reveals that stress influences appetite in both obese and lean adults, with differences in brain responses to food. The research found that obese individuals show increased activation of the orbitofrontal cortex after stress, while lean adults exhibit lower activation of cognitive control regions.
Researchers at Leibniz-Institut für Lebensmittel-Systembiologie an der TU München discovered that casein digestion produces peptides with a satiating effect, stimulating gastric acid secretion via bitter receptors. This mechanism may help regulate food intake and maintain a healthy body weight.
A two-part study by the International Food Additives Council found that Americans' daily natural phosphorus intake increased by 12% between 1988-1994 and 2015-2016. High phosphorus intake was associated with increased bone mineral content, reduced high blood pressure risk, and lower HDL cholesterol levels.
A study published in Nature found that fat entering the intestines triggers a signal that drives mice to consume fatty foods. The gut sends signals to the brain via the vagus nerve, with two types of cells responding to different nutrients. Blocking these signals prevents mice from developing an appetite for fat.
Studies investigate lifestyle interventions to achieve nutritional ketosis and its impact on chronic illness, sleep, and cardiovascular disease in the military. Researchers aim to understand how ketogenic diet, ketone-based beverages, and their effects on clinical outcomes will benefit soldiers' health.
Eating one avocado a day for six months improved overall diet quality by eight points and slightly decreased LDL cholesterol levels. However, avocados had no effect on belly fat or weight gain in participants with overweight or obesity.
A narrative review of endoscopic sleeve gastroplasty (ESG) highlights its potential as a minimally invasive weight loss procedure. The review concludes that ESG induces significant weight loss and improves obesity-related conditions, with the technique's success attributed to delayed gastric emptying. Researchers support the use of ESG...
A new study presents a protein-reduced, Nordic-style diet that increases fruit, berry, and vegetable consumption in infants, establishing a preferable eating pattern. The diet was well-tolerated and did not negatively affect growth or breastfeeding duration.
A large study of over 90,000 postmenopausal women found a strong association between sugar-sweetened beverage consumption and an increased risk of developing liver cancer. The study suggests that reducing sugar-sweetened beverage intake may help lower the likelihood of developing liver cancer.
Researchers at Kyoto University have discovered chimpanzees experiencing nocturnal erections, a phenomenon previously only observed in humans. Eight out of twelve male chimps demonstrated this behavior, with half also masturbating and consuming ejaculate, suggesting potential health benefits.
A new study published in Anglo-Saxon England suggests that Anglo-Saxon kings were mostly vegetarian, while peasants occasionally hosted lavish meat feasts for their rulers. The findings challenge historical assumptions about early medieval English history and the role of food-rent in sustaining royal households.
A study suggests that intense exercise can help rats resist cues for high-fat food pellets, even after a 30-day diet. The researchers found that exercise modulated the rats' willingness to work for these cues, reflecting their craving level.