Articles tagged with Hormones
A study by Florida Atlantic University researchers has uncovered the impact of stress on wild songbirds, finding that even mild challenges can alter the gut microbiome, leading to changes in health indicators such as beak color and stress hormone levels.
A study published in Science reveals that microglia and the protein RANK are involved in regulating the hypothalamic-pituitary-gonadal axis, which controls fertility. The research found that suppressing RANK expression led to distorted reproductive function, including reduced sex hormones and hypogonadism.
A study published in American Journal of Physiology-Endocrinology and Metabolism found that low testosterone and high fructose intake synergistically contribute to liver damage in mice. The researchers discovered that changes in gut microbiota led to increased levels of pyruvate, which promotes fat accumulation in the liver.
Pituitary neuroendocrine tumors (PitNETs) are associated with cognitive decline, which may be linked to hormonal dysregulation and gut microbiota alterations. Surgical intervention improves cognitive function, suggesting a potential endocrine mechanism underlying cognitive dysfunction and recovery.
Researchers found that an approved antifibrotic drug, finerenone, can reduce ovarian fibrosis and promote follicle growth in women with premature ovarian insufficiency. Clinical trials showed that finerenone improved follicle development and mature oocyte quality in women with POI.
The Alliance for Clinical Trials in Oncology will host a webinar highlighting recent clinical advances in breast cancer, multiple myeloma, and leukemia. Researchers will present key findings from ASH and SABCS meetings, impacting treatment outcomes.
Researchers have identified a molecular mechanism that regulates the slow and sustained release of oxytocin within the brain, which is essential for modulating social interactions. This finding provides new insights into how hormonal signaling is regulated in the brain and opens avenues for research into neuropsychiatric disorders.
The ESE and ESPE have launched a landmark Joint Clinical Practice Guidance to support structured and effective transition of young people with endocrine conditions. The Guidance provides practical, evidence-based recommendations to ensure continuity, safety and quality of care during this critical phase in a patient's life.
A study of 225 newborns found that high prenatal oestrogen levels, indicated by long index fingers, are associated with large head circumference and increased brain size in boys. This could provide evidence for the positive influence of prenatal oestrogen on human brain evolution
A new study found that social media influencers are promoting unproven claims about low testosterone in young men, framing common experiences as hormonal deficiencies. The content is linked to the manosphere, encouraging hyper-masculine ideals and positioning testosterone as a way for men to reclaim power and status.
A national clinical trial found that oxybutynin significantly reduced hot flash frequency and quality of life for men undergoing hormone therapy for prostate cancer. The study showed substantial improvements in hot flash symptoms, often within the first week of treatment.
A cohort study of 47,000 adults found that males had a 63% greater risk of all-cause mortality compared to females after adjusting for demographic and behavioral factors. The study suggests intrinsic biological factors, such as sex hormones or immune response, may contribute to these sex differences in mortality.
A new study from the University of Victoria found that higher insulin levels at age 47 predicted younger onsets of hot flashes and night sweats. Insulin may be a stronger predictor of hot flashes when taking other metabolic variables into account, while body mass index (BMI) appeared more closely associated with estrogen level changes.
A new study published in The Lancet Obstetrics, Gynaecology, & Women's Health found that postmenopausal women receiving hormone therapy lost 35% more weight while taking tirzepatide, a GLP-1-based obesity medication. This research could help develop personalized strategies for managing cardiometabolic risk in postmenopausal women.
Research by Bournemouth University explores the impact of menopause on autistic people, finding that symptoms can be disabling and life-threatening. The study highlights the need for better support and resources to help neurodivergent individuals navigate this transition.
A new consensus statement provides evidence-based guidance for screening, diagnosis, treatment, and return-to-play protocols for female athletes. The updated report includes a first-of-its-kind adolescent model of the Female Athlete Triad, addressing energy deficiency in growing adolescents.
A new study found that only a quarter of reproductive health experts prescribe self-administered injectable contraceptives, despite its safety and effectiveness. The study identified barriers such as concerns about patient ability, medication availability, and lack of standardized counseling approaches.
New research reveals that DNA's physical property of supercoiling is crucial for cells to respond to oestrogens. The study found that enzymes called topoisomerases regulate DNA coiling and activate target genes.
Estrogen activates previously unknown pathways in the colon, triggering pain and increasing sensitivity to certain foods. This explains why women are more likely to suffer from IBS and provides potential new ways to treat the condition.
Research found that menstrual cycle fluctuations do not increase injury incidence but can lead to more severe and longer-lasting injuries. Female athletes may need to adapt their training schedules according to their menstrual cycle to reduce injury risk.
A team of researchers at the University of Pennsylvania has designed a new light-controlled cholesterol molecule that selectively targets two poorly understood sterol transport proteins, ORP1 and ORP2. This breakthrough enables precise spatiotemporal control over cholesterol's biological activity, paving the way for advanced therapeutics.
Researchers found that inadequate characterization of the menstrual cycle in studies contributes to conflicting results. A new study aims to investigate the relationship between hormonal fluctuations and physical exercise, seeking to broaden understanding of women's immunity.
A new study published in Gut Microbes reveals that married individuals with higher perceived emotional support have a lower body mass index and fewer food addiction behaviors. The study found that oxytocin pathways linking the brain, gut microbiome, and eating behaviors play a crucial role in shaping obesity risk.
A controlled feeding study out of South Dakota State University shows that older adults who reduced ultra-processed foods naturally consumed fewer calories, lost weight and abdominal fat, and showed improvements in insulin sensitivity and inflammation. This study provides evidence that the Dietary Guidelines for Americans can deliver s...
The European Society of Endocrinology is launching a new campaign to raise awareness about the importance of hormone health. The #BecauseHormonesMatter initiative aims to improve public understanding of hormones and promote practical steps for better hormone health, following the success of last year's campaign.
Researchers found that excess growth hormone disrupts liver metabolism, leading to molecular and cellular patterns similar to those in naturally aged livers. Reducing glycation stress can reverse these negative effects, improving liver health and physical function.
Researchers have identified the cells and connections underlying a fish's ability to dynamically change color to match its surroundings. The study found that specialized skin cells called melanophores control the color change, which helps the zebrafish evade predators by lightening its skin over tens of minutes.
Research on leptin reveals its multifaceted roles in MAFLD, including regulation of energy balance and metabolism. Leptin therapy shows promise in rare cases of leptin deficiency but is largely ineffective in obesity-associated hyperleptinemia.
The European Society of Endocrinology has published a revised clinical practice guideline for the treatment of chronic hypoparathyroidism in adults, featuring a new definition and treatment algorithm. The guidelines aim to provide practical guidance for healthcare providers involved in diagnosing and managing the condition.
A study found that intimate physical contact reduces cortisol responses, while oxytocin administration promotes wound healing. This integration of relationship dynamics and neurohormonal modulation may lead to future interventions for improved health and recovery.
A recent study published in Nature Neuroscience has made significant breakthroughs in understanding how hormones like estrogen impact brain function, particularly in learning and decision-making. The research found that estrogen boosts dopamine activity, leading to enhanced learning capabilities and a potential connection to neuropsych...
Researchers at University of Miami Miller School of Medicine have developed a new combination therapy that shrinks tumors, reduces cancer stem cells and reprograms immune environment to combat hormone-resistant breast cancer. The triple therapy approach targets tumor-associated macrophages, which act like bodyguards for cancer cells.
A study published in Nature found that hunger can trigger aggression in female mice towards pups, especially when their reproductive cycle is in a certain stage. The researchers discovered that hunger information from the hypothalamus affects the brain's medial preoptic area, stimulating pup-directed aggression.
The European Society of Endocrinology has released the EndoCompass Research Roadmap, a major new initiative to align research efforts and improve funding strategies for hormone-related health challenges. The roadmap identifies specific research needs across eight endocrine specialties and five cross-cutting areas.
The review synthesizes clinical evidence on MDMA-assisted psychotherapy for posttraumatic stress disorder (PTSD), autism spectrum disorder, eating disorders, and existential distress. It identifies consistent patterns across diverse clinical applications and highlights the therapeutic potential of MDMA, including its oxytocin-mediated ...
The ASPIRE trial is a Phase III clinical study investigating whether adding chemotherapy to standard treatments can extend survival in men with advanced prostate cancer. The trial aims to determine the effectiveness of combining docetaxel with hormone therapy and apalutamide.
Research reveals that Bifidobacterium breve in pregnant mothers regulates the placenta's hormone production, reducing complications and improving fetal growth. The study opens up a new approach to assessing pregnancy health through gut microbiome analysis.
Researchers found that breast milk components like melatonin and cortisol vary over the course of the day. Labeling expressed milk as 'morning,' 'afternoon,' or 'evening' could help align feeding times with circadian signals, supporting infant sleep and immune development.
Researchers found 22 previously unknown genetic variants associated with type 2 diabetes by considering participants' hormone levels. The analysis suggests that sex hormone levels interact with genes to increase the risk of developing the disease.
A study by Mount Sinai-Duke University identifies specific DNA variants in the DENND1A gene that increase testosterone production in PCOS patients. This finding could lead to new therapies targeting the genetic source of elevated testosterone levels in PCOS, which is a common condition affecting reproductive-age women.
Researchers at Mass General Brigham identified seven metabolites in the blood associated with excessive daytime sleepiness (EDS), a condition linked to increased risk of cardiovascular disease, obesity, and diabetes. The study also found that dietary changes or supplements may help reduce EDS risk.
Researchers at Cornell University developed an implant system that can treat Type 1 diabetes by supplying extra oxygen to densely packed insulin-secreting cells, enabling long-term treatment for chronic diseases. The system could also potentially provide treatment for other autoimmune diseases.
A study by Steve Chang explores how oxytocin influences brain activity to shape social behavior in rhesus monkeys. The researchers found that oxytocin increased activity in the basolateral amygdala and anterior cingulate cortex when monkeys were socially motivated, maintaining beneficial decisions and social task behavior.
A new analysis published in The Journal of Clinical Investigation reveals how leptin affects the brain and its potential use in future therapeutics for type 1 diabetes. Leptin helps regulate appetite and body weight, and insufficient levels lead the brain to activate circuits that mobilize energy sources, including glucose and ketones.
Dr. David Rubinow's research reveals that susceptible women respond differently to normal hormonal fluctuations, leading to breakthrough treatment approaches and FDA-approved medication for postpartum depression. His work validates the experiences of millions of women whose hormone-related mood symptoms were previously misunderstood.
Despite supply shortages and insurance coverage obstacles, patients taking GLP-1 medications achieve clinically significant weight loss when paired with intensive lifestyle interventions. The study found that consistent medication courses combined with lifestyle changes and support remain the most effective weight-loss program option.
A new study found that anti-obesity medications can normalize testosterone levels in men with obesity or type 2 diabetes. This positive effect on reproductive health was observed after a 10% weight loss, with total and free testosterone levels increasing by 24%.
An animal study found that early-life exposure to endocrine-disrupting chemicals can alter the brain's pathways controlling reward preference and eating behavior. Male rats showed a temporary preference for sugary solutions, while female rats gained weight after preferring high-fat food.
A study found that consuming aspartame, sucralose, glycyrrhizin and added sugars may increase the risk of early puberty in children, especially those with genetic traits. This association was strongest for central precocious puberty, a condition linked to emotional distress and metabolic disorders.
A new study found that intermittent energy restriction significantly improved fasting blood glucose and triglycerides, while also increasing insulin sensitivity. The IER group showed the greatest advantages in reducing these markers compared to time-restricted eating and continuous energy restriction groups.
A new study presents preliminary data suggesting that grandparents' exposure to endocrine-disrupting chemicals may impact the age when girls get their first period. The research found that certain chemicals in both mothers and fathers were linked to earlier puberty, with stronger effects seen in granddaughters.
A study presented at the Endocrine Society's annual meeting found that socially isolated older adults are 34% more likely to have diabetes and 75% more likely to have poor blood sugar control. Social isolation is being recognized as a critical social determinant of health, highlighting its importance in caring for older patients.
Research suggests that thyroid hormone treatment can improve gut health in individuals with hypothyroidism, particularly those with autoimmune thyroiditis. The study found a higher prevalence of SIBO in people with hypothyroidism compared to controls, which was mitigated by thyroid medication.
A study by The Endocrine Society reveals that children with growth hormone deficiency experience improved overall health and coping mechanisms when their caregivers report reduced stress, anxiety, and depression. Conversely, caregivers' emotional stability is associated with better outcomes for the child.
A real-world study of 120 postmenopausal women found that using tirzepatide and menopause hormone therapy simultaneously led to superior total body weight loss percentage compared to using tirzepatide alone. This combined treatment also resulted in a higher percentage of participants achieving at least 20% weight loss.
A long-term study of healthy men found that minimally elevated blood sugar levels can lead to declines in sperm movement and erectile function. The study suggests that lifestyle choices and medical interventions can help preserve or revive reproductive health in aging men.
Researchers found that disabling mERα signaling in osteoblast lineage cells reduced cortical bone mass and density, leading to weaker bones. This pathway is essential for maintaining bone strength and density, especially in females.
A new technique allows scientists to inject molecules into coral tissues, revealing thyroxine's positive effect on calcification. The study raises questions about the evolution of animal physiology and how corals utilize thyroxine in their natural habitat.
Researchers found that rats with shorter second digits exhibit stronger sexual behavior, including a preference for female scent and frequent ejaculations. This study reveals the impact of fetal hormone exposure on brain development and highlights the link between body and mind.
Elevated cortisol levels in preterm fetuses disrupt normal heart development, potentially leading to increased cardiovascular disease risk. Cortisol exposure accelerates heart development in ways that may not be beneficial, ultimately compromising heart health.