A study of over 80,000 adults from nine countries found that siblings have a surprisingly small impact on personality in adulthood. The research refutes the idea that growing up with brothers or sisters causes certain personality traits to develop in the long term.
Researchers found that gifted word learners, a rare breed of dogs capable of learning multiple toy names, exhibit even higher levels of playfulness than typical border collies. The study suggests a correlation between playfulness and giftedness in learning object verbal labels.
A new study suggests targeting early adolescent impulsivity could prevent later behavioral disorders. The research found that adolescents with high levels of impulsivity in early adolescence were at risk for developing antisocial personality disorder and alcohol use disorder.
Mothers with personality disorder symptoms have a higher likelihood of insecure attachment with their adolescents, who are more likely to experience depression, anxiety, and substance use problems. Maternal recalled experiences with caregivers also play a mediating role in this relationship.
Combination chemotherapy with FOLFIRINOX before surgery increased survival in patients with borderline resectable pancreatic cancer, outperforming FOLFIRINOX plus radiotherapy. The study demonstrated the effectiveness of neoadjuvant chemotherapy in improving outcomes for these patients.
Researchers found that people under chronic stress are more inclined to forgive, while those experiencing everyday stress are less likely. The ability to forgive promotes authenticity and is positively correlated with it, but the strength of this correlation varies depending on stress levels.
Researchers analyzed data from 599 patients with premenstrual dysphoric disorder and found that 34% have attempted suicide, with high rates of suicidal ideation, planning, and self-injury among women. The study highlights the need for accurate diagnosis and screening of suicidal ideation in patients with PMDD.
Researchers found that boldness, dominance, and obstinacy are key factors in problem-solving success for zebra finches. Over two years, consistent personality traits predicted innovation in novel foraging tasks, supporting the 'necessity drives innovation' hypothesis.
A new study from the University of Melbourne found that Australian doctors are more likely to be sued for medical negligence if they are unhappy, overworked, working in rural areas, or have suffered a recent injury or illness. Doctors with an 'agreeable' personality were less likely to be sued.
Researchers found no general population-level trends supporting the 'boys will be boys' phrase. Instead, girls and boys showed variation in domains such as values, cognitive ability, and grades. The study's results highlight the importance of considering individual domains when assessing gender differences.
A new study found that childhood circumstances and personality traits are significantly associated with loneliness in older age, accounting for 10.42% and 7.50% of the variance respectively. Life experiences during childhood, such as having few friends or a poor relationship with parents, can increase the risk of loneliness later in life.
Research found that bolder marmoset monkeys learn faster than their shy counterparts, with social environment also playing a role. The study suggests that both personality traits and family group membership influence cognitive performance in these monkeys.
Researchers at Ohio University investigated the differences between purging disorder and bulimia nervosa, finding that while both conditions involve self-induced vomiting, purging disorder is characterized by a lack of binge eating episodes. The study suggests that purging disorder requires specific treatments that target its unique sy...
A systematic review of 39 studies found that personality traits and social norms are important determinants of the gender pay gap. The analysis suggests that these factors can explain a significant portion of the gap, but further research is needed to fully understand their contributions.
Research by the American Psychological Association found that individuals with high levels of conscientiousness and low neuroticism tend to have better cognitive functioning late in life. Those high in extraversion may also maintain normal cognitive function longer, while high neuroticism is associated with decreased healthy cognition.
Australian researchers have discovered a new neurodevelopmental disorder linked to the tumor suppressor gene FBXW7. The condition causes mild to severe developmental delay, intellectual disability, and other symptoms, with genetic variations in this gene found in 28 individuals from 32 families worldwide.
Adults who have used psilocybin are 30% less likely to develop opioid use disorder, according to a nationally representative survey. Psilocybin use is also associated with reduced symptoms of opioid dependence and abuse.
A study by researchers from the Socio-Economic Panel and University of Münster found that millionaires are more risk-tolerant, emotionally stable, and open. They also tend to be extroverted and conscientious compared to the general population.
A new University of Michigan study found that most adolescents with severe substance use disorder symptoms continue to struggle with addiction into adulthood. The study's lead author warns that prescribing controlled substances to individuals with multiple substance use disorder symptoms poses safety concerns.
A new study found associations between older adults' personality traits and their satisfaction with life, income, and leisure after exiting the workforce. Conscientiousness was linked to increased satisfaction with leisure time, while extraversion was associated with lower satisfaction in some cases.
Researchers found that people with severe alcohol use disorder reported missing 32 days of work each year, while those without the condition missed around 13 days. The study suggests that addressing alcohol use disorder in the workplace could lead to economic incentives and improved employee health.
A comprehensive study published in Nature Neuroscience has pinpointed significant differences in gene expression in two key regions of the brain of individuals with bipolar disorder. The findings suggest that bipolar disorder may stem from chemical and structural changes in brain cells, impairing communication between brain cells.
A system developed by University of Houston pioneer Gino Lim extends small drone battery life to enable continuous live monitoring and border surveillance. The E-line battery charging system eliminates the need for battery charging stations, enhancing border security and reducing agent response time.
Researchers found agreeableness had a desirable effect on 93% of variables and outcomes, emphasizing teamwork and cooperation. The study's findings suggest that agreeableness is a helpful trait for both individual and organizational success.
A new study finds that hospitals in predominantly Black and Hispanic areas have lower rates of offering programs addressing opioid use disorder. The researchers analyzed 446 nonprofit hospitals across the US, finding gaps in hospital-based services that contribute to racial disparities.
A new study by Dr David Greenberg and colleagues found that musical preferences are linked to personality traits across cultures, with extraversion linked to contemporary music and neuroticism unexpectedly drawn to intense styles. The research suggests a universal role for music in bridging social divides.
A new study published in the Journal of Dairy Science found that Norwegian Red calf personality is related to feeding behavior and growth, with calves displaying different traits affecting their milk and concentrate intake. Calves weaned based on individual concentrate intake had higher average daily gains postweaning.
A University of Cambridge-led study found that rising housing prices can significantly increase 'openness' among US residents within a few years. This trait captures levels of curiosity and creativity.
A new study by researchers at the University of Arkansas found that personality traits, such as conscientiousness and extraversion, have varying effects on job performance across different occupational groups. The study's findings suggest that jobs with moderate complexity are ideal for relying on personality traits to predict performa...
A team from the University of Washington has developed a non-destructive 3D imaging method that can help doctors more accurately diagnose borderline cases of prostate cancer. The new approach uses 3D images to identify complex features in tissue samples, which can increase the likelihood of correctly predicting a cancer's aggressiveness.
Research by Southern Methodist University professor Nathan Hudson found that conscientiousness can be improved through tasks, even if participants are not motivated. However, emotional stability requires active participation and investment to change. The study suggests that schools and companies can use interventions to improve employe...
A Japanese study found that a robot's physical texture, such as softness or elasticity, affects perceptions of its personality. The researchers used six humanoid robots with varying arm textures and asked participants to touch and evaluate them.
A recent study from the University of Georgia found three distinct combinations of personality traits associated with financial outcomes. The Resilient group, characterized by extroversion, openness, and agreeableness, was linked to successful financial decisions. In contrast, the Under Controlled group's high extroversion and neurotic...
Longitudinal study reveals cortical thinning in people with bipolar disorder, especially those with more manic episodes. The findings suggest that bipolar disorder may be a neuroprogressive disorder, worsened by the progression of symptoms.
A study of 59 cardiac myxoma patients found that angiographically detectable neovascularity was associated with a borderline lower rate of major adverse cardiac and cerebrovascular events. The findings suggest potential clinical significance of this phenomenon in patients with cardiac myxoma.
Researchers found that personality traits such as neuroticism and conscientiousness are associated with changes in the brain linked to Alzheimer's disease. In cognitively normal individuals, higher neuroticism and lower conscientiousness were linked to increased amyloid and tau deposits.
Researchers from University Hospitals Cleveland Medical Center and Case Western Reserve University School of Medicine found that combining long-term injectable medications with psychosocial intervention improves adherence and symptoms in patients with bipolar disorder. The study enrolled 30 people with bipolar disorder who had adherenc...
Researchers found that boldness, aggressiveness, activity level, and sociability are key personality traits in golden-mantled ground squirrels. These traits impact their access to food, territory, and predators, highlighting the importance of understanding animal personalities in wildlife conservation.
A new questionnaire revealed seven distinct feline personality and behavior traits, including activity playfulness, fearfulness, and aggression. Breed-specific differences were also found, with some breeds exhibiting more fearful or passive tendencies.
A University of Houston study found that assertiveness is linked to initiating negotiations, while politeness and compassion are not. Women's tendency to avoid negotiating with male bosses may be due to gender norms being perceived as violated by female leaders.
A study by researchers at The University of Texas at Austin found that older adults' living spaces reflect their personality traits and mood. When a space matches an individual's personality, they report better well-being and a better mood.
Researchers surveyed over 1.5 million adults across Europe and the US to examine potential links between childhood lead exposure and adult personality traits. The study found that those with higher childhood lead levels were less agreeable and more neurotic, while those from areas with cleaner air were more conscientious.
A new study by researchers at the University of Texas at Austin found that childhood lead exposure may lead to less mature and less healthy personalities in adulthood. Adults who grew up in areas with higher levels of atmospheric lead had lower levels of conscientiousness and agreeableness, and higher levels of neuroticism.
Researchers found that certain personality types excel in specific countries and years due to environmental factors like predator presence and beechmast availability. This suggests that spatial and temporal variation in selection promotes the maintenance of behavioral differences within species.
Researchers found that elephants' personality traits, such as aggressiveness and activity, were important predictors of problem-solving success. However, the personality traits measured did not significantly predict learning ability. The study used a comprehensive approach to assess elephant personalities and solve novel problems.
A study by University of Warwick researchers found that people high in Conscientiousness and low in Openness tend to be morning larks. The link between chronotype, personality, and genetics has been discovered, with genetic factors playing a significant role. Further studies are needed to understand the shared genetic mechanisms.
Researchers employed iTRAQ based quantitative proteomics to characterize protein alterations in fibroepithelial lesions (FELs) of the breast. The study identified three candidate biomarkers: MUCL1, HTRA1, and VEGFD, which were uniquely expressed in FAD, borderline, and malignant PTs, respectively.
Research found that adolescents with higher levels of DHA, an omega-3 fatty acid, were less likely to develop psychotic disorder in early adulthood. Those with lower levels of DHA had a higher risk of developing the condition, even after accounting for other factors.
Researchers from iPSYCH have identified 33 new genetic variants associated with bipolar disorder, more than doubling the number of known genetic risk factors. These variants play a role in brain functions and signalling between nerve cells, providing potential ideas for new treatments.
A study published in Nature Genetics found 64 genome regions associated with an increased risk of bipolar disorder, providing new insights into the condition's underlying biology. The research also highlights potential therapeutic targets for future treatments.
An international research team found a lower pitched voice is associated with individuals who are more dominant, extrovert, and higher in sociosexuality, regardless of gender. The study used objective digital measures to analyze the pitch of over 2,000 participants' voices.
Researchers found that hunting dog breeds show clear links between owner personality and dog-stress levels, while ancient breeds are less affected. The study suggests breeding for collaboration with humans influences stress synchronization in herding dogs.
A new study from Aarhus University finds that almost half of parents with children to a parent with schizophrenia or bipolar disorder also meet the criteria for a mental disorder. This can impact family life and child development. The study suggests increased attention is needed for these families, with specialized efforts recommended.
A study found that babies born to mothers with cannabis use disorder were more likely to experience negative health outcomes, including preterm birth and low birth weight. Infants born to these mothers were also at a higher risk of infant mortality.
The Baszucki Brain Research Fund has launched a multimillion-dollar program to advance therapeutic discovery for bipolar disorder, aiming to improve treatment options for affected individuals. The grant program will provide up to $200,000 per year to support pilot research and translational efforts.
Researchers identified a single personality component related to Confidence/Aggressiveness in red deer, which is also linked to dominance behavior. The study's findings suggest that understanding individual differences in animal behavior can improve welfare management decisions.
A new study has found that childhood cognitive problems can lead to mental health issues in teenagers and young adults. The research highlights the potential impact of early cognitive deficits on young people's mental health, suggesting specific associations with certain conditions.
Researchers at University of Wisconsin-Madison discovered a disrupted Akt protein pathway in men with bipolar disorder, leading to memory problems and weakened brain connections. The findings offer a new target for treating bipolar disorder's often-overlooked cognitive impairments.
Companies may be intentionally hiring managers with questionable ethics and narcissistic tendencies to manage earnings. Researchers found that these 'dark' personality traits are often preferred over more ethical candidates, leading to inflated earnings reports.
A study by researchers from the University of Queensland found that schizophrenia and personality disorders were the most disabling mental health conditions. The study used a new method to measure disability, known as the Health Loss Proportion (HeLP), which takes comorbidities into account.