Articles tagged with Physiological Stress
Research published in the Journal of Leukocyte Biology suggests that ER stress is linked to poor glycemic control, dyslipidemia, and insulin resistance in patients with type 2 diabetes. Targeting ER stress may be an effective treatment strategy for diabetes.
Researchers at St. Jude Children's Research Hospital have identified a mechanism underlying the formation of stress granules in cells under stress, which are linked to degenerative diseases such as ALS. The study reveals that mutations in proteins involved in stress granule assembly can lead to toxic fibrils and disease progression.
Researchers found that body fat can send signals to the brain, affecting its regulation of energy balance and stress responses. This discovery sheds new light on the relationship between stress, obesity, and metabolism.
A study by University of Florida researchers found that body fat can send signals to the brain, affecting how it deals with stress and metabolism. The discovery reveals a novel fat-to-brain feedback network that was previously thought to be mainly driven by the brain.
A study by Georgetown University Medical Center researchers found that acupuncture blunts activity in the hypothalamus-pituitary-adrenal axis, reducing production of stress hormones. This mechanism is similar to that of antidepressants and anti-anxiety drugs, which exert their therapeutic effects on these same pathways.
A new study found that serious life events in childhood, such as death or illness in the family, divorce/separation, and conflicts, can triple the risk of developing type 1 diabetes. The study suggests that psychological stress may be a key factor in this increased risk.
A new study published in the Journal of Gerontology: Psychological Sciences found that mortality and blood pressure are directly linked to relationship quality. The research revealed that wives' stress has significant implications for husbands' blood pressure, particularly in negative relationships.
A new study suggests that mindfulness-based stress reduction (MBSR) can decrease fasting glucose levels and improve quality of life in overweight and obese women. MBSR significantly reduces perceived stress and improves sleep, depression, anxiety, and psychological distress without changing body weight or insulin resistance.
Researchers found fourth graders who participated in the MindUP program showed improved stress regulation, optimism, and peer relationships. They also performed better in math compared to those in a program without a mindfulness component.
A study published in The Journal of Physiology found that high stress levels in pregnant mice led to increased cortisol levels, causing mothers to eat more but reducing placental glucose transport. This can result in decreased fetal weight and long-term metabolic health implications for children.
A lack of regulation puts clinical physiologists at risk of causing harm to patients. Clinical physiologists must be properly regulated to ensure patient safety.
A Baylor University study reveals that more than a third of American clergy members are obese, with stress, longer hours, and being underpaid contributing factors. Clergy who take breaks, participate in support groups, or take sabbaticals tend to lower their obesity risk.
Postpartum anxiety and depression are prevalent in new mothers, affecting both maternal well-being and infant health. Animal research provides valuable insights into the causes of these conditions, which may lead to better treatment options and earlier diagnosis.
Vermicompost leachate enhances tomato seedling growth in temperature and water-stress conditions. Regular supply of VCL improves morphological characters, including leaf area and shoot/root biomass.
Researchers found that both those receiving low offers and making low offers experienced stress, compared to those who made more generous offers. This suggests a link between emotional state and decision-making in economic situations.
A genetic study suggests that individuals with a specific genotype may be prone to weight gain and increased risk of diabetes and heart disease when exposed to chronic stress. Simple interventions like healthy diet, exercise, and stress management could help reduce the risk of cardiovascular disease in these individuals.
New technique reveals correlations between arterial health and cognitive decline in older adults, highlighting the importance of cerebrovascular well-being for healthy aging. The study also explores the impact of stress on arterial stiffness and its consequences for brain function.
A study of 1.7 million hospital patients found that experiencing atrial fibrillation while hospitalized for surgery was associated with an increased long-term risk of ischemic stroke, particularly following noncardiac surgery. The risk was also higher after cardiac surgery.
Researchers studying banded mongooses found that stress hormones inhibit future parental investment. High levels of glucocorticoids reduce cooperation and social behavior in future breeding seasons.
Researchers at Carnegie Mellon University discovered that brief mindfulness meditation practice alleviates psychological stress. The study showed that even just three consecutive days of 25-minute mindfulness sessions can reduce stress levels.
The study found that inhibiting neurons in specific brain regions eliminated stress-induced heat production and increased body temperature in rats. Stimulating these neurons caused the opposite effect, highlighting a key neural circuit connection in the development of psychological stress-induced hyperthermia.
Researchers found that low levels of the stress hormone cortisol are strongly correlated with voting behavior, while age is also a predictor. The study suggests that biological factors can play a role in voter turnout, complementing social and demographic variables.
A study by Giorgia Silani found that stress undermines empathic abilities in men, while increasing them in women. In the experiment, stressed men performed worse in tasks requiring empathy and social skills compared to unstressed men.
A study published at University of Cambridge finds that high cortisol levels can lead to risk aversion among traders, contributing to market instability. The research suggests that chronically raised cortisol levels can decrease willingness to take risks, even when markets are crashing.
A new study from the USC Marshall School of Business found that sharing feelings with someone having a similar emotional response to a threatening situation can help decrease stress. By discussing their emotions, individuals can experience reduced levels of stress-related hormones like cortisol.
Researchers have found that poly(lactic-co-glycolic acid) (PLGA) tubes exhibit superior viscoelasticity to autologous nerve grafts in repairing damaged sciatic nerves. This suggests PLGA could be a more effective biomaterial for such repairs.
Research reveals sleep deprivation's detrimental effects on pancreas function, glucose homeostasis, and insulin secretion, with age exacerbating these issues. Older mice were more susceptible to the negative impact of sleep deprivation on blood sugar control.
Researchers found that producing music decreases perceived physical strain and increases muscle effectiveness during exercise. This breakthrough insight sheds light on the therapeutic power of music and its role in human society.
A study published in the journal Physiology & Behavior found that cats from multi-cat households do not exhibit higher stress levels than those from single-cat households. The researchers discovered that a cat's personality, as classified by its owner, plays a significant role in determining its stress response to stroking.
Researchers tested a biofeedback device on 20 grandmothers, finding a significant reduction in stress and negative emotions. The device tracks heart rate variability to help women cope with added responsibilities, showing promise for long-term benefits.
Research by Susanne Waiblinger found that introducing young dairy goats into the adult herd after parturition reduces social stress. Lactating mothers and their kids appear to be a calming influence on other goats, with reduced aggressive behavior.
NYU researchers discovered that even mild stress can hinder therapeutic techniques for controlling emotions, including cognitive restructuring. The study found that stress undermines the effectiveness of these techniques, making it challenging to reduce fear and anxiety in real-life situations.
Researchers found that children who appear to succeed socially may be failing biologically due to chronic stress. Those with high self-esteem and academic success show elevated levels of stress hormones, blood pressure, and BMI, increasing risk for chronic diseases.
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.
A study by Dr. Susan K. Wood found that social stress can lead to inflammatory changes in the brain, increasing vulnerability to depression and heart disease. The research identified specific genes and proteins involved in this process, shedding light on potential targets for treatment.
Research suggests that high stress hormone levels in mothers can actually help their offspring grow faster and stronger. In a six-year study on North American red squirrels, stressed-out mothers raised pups that were significantly larger than those of control females.
Researchers found that female red squirrels produce more stress hormones during pregnancy, which increases their pups' growth rate and chances of survival. The study confirms that natural selection favors faster-growing offspring, and these squirrels can adapt to high population density by anticipating environmental changes.
A new study found that encouraging people to reframe their natural bodily signals as helpful during stressful speaking tasks can improve performance. The study used the Trier Social Stress Test and found that participants who were prepped about the benefits of stress weathered the trial better, with increased blood flow and fewer physi...
Stress circuits in the brain can self-tune following a single stress, preparing for subsequent challenges. Unique time windows exist after brief stress challenges, where learning is increased or decreased.
Researchers at Georgetown University Medical Center have demonstrated how acupuncture can significantly reduce the stress hormone response in an animal model of chronic stress. The study used rats and found that electronic acupuncture blocks the chronic, stress-induced elevations of the HPA axis hormones and the sympathetic NPY pathway.
Researchers identified specific steps in the sequence of neural events underlying stress-related drug relapse and showed that blocking kappa opioid receptors can prevent relapse. The study suggests a new approach to treating addiction recovery by targeting stress-induced brain mechanisms.
The Stress Resilience Training System (SRTS) app teaches Sailors and Marines to recognize their stress responses and manage them using biofeedback techniques. The app's field testing at the Naval Center for Combat and Operational Stress Control could help prevent PTSD in warfighters, saving billions of dollars in medical costs.
Researchers found that prolonged exposure to the stress hormone corticosterone enabled tadpoles to increase the size of their tails, improving their ability to avoid lethal predator attacks. The study provides new insights into the mechanisms of phenotypic plasticity and its role in animal survival.
Researchers found that bad news articles increase women's sensitivity to stressful situations and their ability to recall information. However, the study did not find a similar effect on men. The findings suggest evolutionary factors may be at play, making women more susceptible to indirect threats.
A study published in European Neuropsychopharmacology found that voting in national elections triggers measurable hormonal changes and emotional reactions. The cortisol levels of participants were nearly three times higher just before voting compared to the control group, indicating significant stress and arousal.
Recent research on young songbirds found that elevated glucocorticoid hormones can improve movement, feeding, and anti-predator behaviors, leading to greater survival rates. The study, published in Functional Ecology, suggests that stress is more complex than previously thought and may be beneficial for vulnerable stages of development.
Researchers found that women's hearts showed no increase in blood flow during mental stress, unlike men, who experienced an increase. This difference could predispose women to heart problems under stress.
Researchers found that chronic stress in adolescence leads to a loss of glutamate receptor expression and function, resulting in impaired memory and recognition. Disrupting the enzymes responsible for this loss may prevent cognitive impairment induced by repeated stress exposure.
Researchers found that novice surgeons attempt to perform tasks at the same speed as experienced surgeons, despite being less skilled. High stress levels were linked to fast behavior, which can lead to more errors due to lack of experience.
Research on elephants in South Africa reveals chronic stress leads to 'refuge behavior,' changing space use and preferences. Higher physiological stress levels result in 20-43% lower land usage, highlighting the need for wildlife management projects to consider these effects.
A study by UCSF researchers found that anticipating stressful situations accelerates cellular aging, leading to shorter telomeres and increased risk for chronic diseases. Caregivers who anticipated more threat showed signs of accelerated cellular aging.
A study found that referees' stress tolerance is not linked to their physical condition but rather to the state of their nervous system. Researchers observed significant stress levels in referees both before and after matches, including during sleep hours.
A new study from the University of Haifa found that emotional and instrumental support from a supervisor can significantly reduce employee absenteeism and increase productivity. The study also highlights the importance of co-worker support in mitigating the effects of stress at work, leading to improved overall well-being.
Researchers discovered a novel intracellular signaling pathway controlling stress-induced CRH gene expression, revealing a key role for Orthopedia protein in stress adaptation. This regulation is critical for neuronal adaptation and failure to activate or terminate the CRH response can lead to chronic pathological conditions.
Researchers at Tufts University have discovered a novel mechanism regulating stress response in the brain, involving neurosteroids and specific receptors. Blocking these receptors may lead to new approaches for managing stress-related disorders such as depression, epilepsy, and obesity.
Neuroscientists at the University of Leicester discovered a protein called lipocalin-2 that helps regulate dendritic spine formation and maturation, reducing future anxiety associated with stressful events. The study found that mice without this protein were more anxious and had stronger memories of stressful events.
A recent study by Christine Aurich's group at the University of Veterinary Medicine, Vienna found that short-term branding stress levels are comparable to microchip implants in foals. However, branding causes more prolonged tissue damage and alterations in body temperature, leading to increased welfare concerns.
Researchers found that administering synthetic marijuana helps block PTSD-like symptoms in rats after experiencing trauma. The study suggests a 'window of opportunity' for treatment, which may be longer for humans due to their lifespan.
Researchers found that voting induces emotional arousal and raises cortisol levels, which can influence decision making. The study suggests a link between stress and voter turnout, particularly among those with unpopular candidates.
The study creates a worldwide map of coral reefs, highlighting areas with high biodiversity and low stress, to inform conservation efforts. The researchers used fuzzy logic and publicly available data to group reef systems into clusters based on their stress exposure grades.