Researchers have identified genetic variations in genes associated with bipolar disorder I and II, providing new insights into the complex biochemical pathway involved. The study found associations between variants in PDE10A, DISC1, and GNAS genes and an increased risk of developing the mental illness.
A recent study found that two-thirds of the variation in avoidant and dependent personality disorder traits can be explained by genes, highlighting the importance of genetic influences in their development. The study's use of both questionnaire and interview measures provided a more comprehensive understanding of heritability.
An analysis of 42 US presidents suggests that fearless dominance, a trait associated with psychopathy, may be an important predictor of presidential performance. This study found correlations between boldness and higher ratings for leadership, persuasiveness, crisis management, and Congressional relations.
Research shows that nearly 20% of young children with cancer develop posttraumatic stress disorder, exhibiting symptoms such as flashbacks and anxiety. The study highlights the need for child-friendly treatment procedures and psychological support to prevent prolonged disorders that impair development.
Research from the University of Cambridge suggests that a traumatic upbringing during childhood is linked to impulsive and compulsive personality traits, increasing the risk of drug dependence. The study examined 50 adults with cocaine dependence and their biological siblings, finding a direct relationship between traumatic childhoods ...
A new study suggests pregnancy could have a positive impact on bipolar disorder, with fewer and shorter episodes in pregnant women. The study's findings call for large, multicenter, prospective studies to better understand the natural course of the disorder.
A new study by Dr. Inti Pedroso and colleagues has identified key genes and neural signaling pathways involved in the development of bipolar disorder. The findings, published in Biological Psychiatry, provide insight into the complex biology of the disorder and highlight potential new avenues for treatment.
Researchers found that spirituality is positively correlated with mental health regardless of religious affiliation. Increased spirituality reduces self-centeredness and enhances sense of belonging, leading to lower levels of neuroticism and higher extraversion.
A study at the University of Missouri School of Journalism developed a method to help advertisers target online audiences by knowing their personality types. Researchers found that individuals who liked high-risk activities tend to update their status, upload photos, and interact with friends frequently, while those who are more reserv...
Researchers at Mount Sinai Hospital found a link between increased risk of autism spectrum disorder (ASD) and family history of schizophrenia or bipolar disorder. The study suggests shared etiologic risk factors among these disorders, potentially leading to more similar understanding and treatment approaches.
A study suggests that individuals with a family history of schizophrenia or bipolar disorder are at increased risk of developing autism spectrum disorder. The findings indicate shared etiologic risk factors among ASD, schizophrenia, and bipolar disorders.
Research reveals that smoking, head injury, and pesticide exposure may increase the risk of REM sleep behavior disorder, a rare condition where people act out their dreams. The study also found that farming work and lower education levels were associated with a higher risk of developing the disorder.
Research reveals that fatherly love is critical to a person's development, with rejection having a significant impact on anxiety, insecurity, and relationships. The study suggests that the influence of one parent's rejection can be greater than the other's, highlighting the importance of fathers in child care.
Researchers found that married people tend to be happier than single individuals, as marriage stabilizes happiness levels despite life changes. Personality traits do not play a significant role in adapting to major events like marriage or job loss.
A new study suggests that tailored advertising campaigns can be more effective when targeting specific personality traits, rather than just demographic groups. By highlighting motivational concerns associated with each trait, advertisements can be designed to resonate with individual consumers and increase their persuasive appeal.
A new study found that heart patients with a distressed personality type (Type D) reported worse health after having an implanted internal defibrillator. Those who received a shock from their device within the first year scored themselves up to 30 points lower than others, indicating poorer overall health and mental well-being.
A new study examines the relationship between personality traits, emotional strategies, and gender in memory recall. Researchers found that men who were high in extroversion remembered more positive life events, while women who were high in neuroticism ruminated on negative memories.
Researchers found abnormal development of the insula circuit hub is rooted in genes and causes overly friendly yet anxious behavior in individuals with Williams syndrome. The study uses neuroimaging to pinpoint the suspect brain area in people with the disorder, revealing structural and functional abnormalities.
A recent study published in Social Indicators Research found that small positive personality changes can lead to greater increases in happiness than earning more money, marrying, or gaining employment. Personality changes are strongly related to changes in well-being and contribute more to improvements in personal wellbeing.
A study led by Washington University in St. Louis suggests that military service changes a man's personality, making him less agreeable with friends and family, but more competitive and successful in his career. Despite the challenges, this influence can be seen as a positive trait.
Recent studies have demonstrated the effectiveness of group schema therapy in treating borderline personality disorder, with a 94% recovery rate over an 8-month period. The approach combines theoretical, conceptual, and practical information, including therapist tips and patient workbook materials.
A study by San Francisco State University found that people who prefer experiences over possessions tend to be extraverted and open to new experiences. These 'experiential shoppers' reported greater life satisfaction due to their spending habits.
A recent study published in Psychological Science found that German conscripts exhibit reduced agreeableness after military service, while those who chose civilian service showed no significant changes. The study suggests that the military may shape personality traits, particularly among non-combatant soldiers.
A Rhode Island Hospital study found that deleting five personality disorders from the DSM-5 could result in false-negative diagnoses for patients. The proposed changes may affect up to 59 patients who would no longer be diagnosed with a personality disorder according to the current criteria.
A new study found that cognitive training can increase openness to experience in older adults, a trait previously thought to be fixed. Participants showed significant improvement in pattern recognition and problem-solving skills, as well as increased openness.
A new study assesses the impact of a psychological therapy for chronic depression, targeting individuals with an emotionally over-controlled personality style. The REFRAMED study aims to provide new insights into refractory depression, a common condition that disrupts daily life.
A new study published in PLoS ONE found significant personality differences between men and women, contrary to previous underestimation. The researchers analyzed data from over 10,000 participants using a comprehensive personality test, revealing large discrepancies in traits such as warmth, sensitivity, and perfectionism.
A new study found that individuals with mood and anxiety disorders are more likely to abuse opioids. Non-medical prescription opioid use was associated with an increased risk of developing any mood disorder, major depressive disorder, bipolar disorder, and all anxiety disorders. Early identification and treatment of mood and anxiety di...
Scientific research challenges common myths about psychopathy, revealing it's not just a matter of genes or inalterable. Studies show that psychopathic individuals can exhibit anxiety and dysphoria, and intensive treatment can reduce violent behavior.
Research finds that women experiencing post-partum psychiatric episodes within the first 30 days are at a higher risk of developing bipolar affective disorder. The study also suggests that the severity and type of initial episode may be important factors in predicting conversion to bipolar disorder.
A University of Leicester study found that individuals with extreme antisocial personality are more likely to join gangs. Gangs provide a sense of belonging and acceptance for these individuals, who struggle with social connections due to their behavior.
Researchers found a connection between conscientiousness and good credit scores, as well as a negative correlation between agreeableness and credit scores. However, poor credit scores were not linked to employee theft or deviant work behaviors, contradicting common employer assumptions.
Women undergoing IVF treatment have a higher risk of developing borderline ovarian tumours and an increased risk of malignant ovarian cancer compared to those not treated with IVF. The long-term risks are significant enough to warrant further research.
Researchers have identified two new drugs that may be effective in treating bipolar disorder, a condition characterized by mood swings between mania and depression. The drugs target the NKA enzyme and ERK protein, which are abnormally active in people with bipolar disorder.
Researchers identified two groups of college students who drank at fairly high levels, with one group showing higher levels of impulsivity and aggression. These individuals are at a higher risk for developing future alcohol problems.
A study published in the Journal of the American College of Surgeons found that Hispanic women are more likely to develop phyllodes tumors, a rare and unpredictable breast malignancy. The study also revealed higher-grade tumors in Hispanic patients and larger tumor sizes compared to other racial groups.
A study by Daniel Bartels and David Pizarro found a strong link between utilitarian responses to moral dilemmas and psychopathic, Machiavellian personality traits. Individuals with these traits are more likely to prioritize overall consequences over personal feelings and values.
A single high dose of psilocybin has been shown to induce significant and lasting changes in personality, particularly openness, in nearly 60% of participants. The study found that these changes were comparable in magnitude to those observed over decades of life experiences.
Researchers at the University of Houston have found a connection between borderline personality disorder and hypermentalizing in adolescents, which can lead to emotional regulation challenges. The study's findings suggest that early intervention and treatment can improve strategies for managing BPD symptoms.
Researchers found that the current DSM-IV scoring system effectively captures the dimensional nature of personality disorders and proposed a quasi-dimensional approach instead of redefining them. The study showed that the three-point dimensional convention was more strongly associated with measures of psychosocial morbidity.
Researchers found that quitting smoking is associated with a decrease in impulsivity and neuroticism in young adults. Those who quit smoking also showed the biggest declines in these traits from ages 18 to 25. The study suggests targeting anti-smoking efforts at impulsivity may help young people stop smoking.
Bipolar disorder affects 3% of the general population, with significant functional limitations and high rates of psychiatric hospitalization in children and adolescents. The diagnostic criteria for bipolar I disorder in adolescents include mania, euphoria, and irritability, while mixed episodes are common in this age group.
A new study published in Archives of Sexual Behaviour found that personality characteristics and interpersonal factors are stronger predictors of infidelity than demographic variables. For men, propensity for sexual excitation and concern about sexual performance failure were significant predictors, while women who felt sexually incomp...
People with bipolar disorder experience excessive positive emotions, even in neutral situations, which can lead to reckless behavior and relationship problems. This persistent positivity may serve as an early warning sign for relapse.
A 50-year study found that high neuroticism and low conscientiousness are associated with weight gain and loss, while impulsivity is the strongest predictor of obesity. Individuals with impulsive personalities tend to struggle with self-control and may be more prone to binge eating and poor lifestyle choices.
Clinical research identifies 'food addicts' with increased binge-eating disorder, depression, and impulsive personality traits. The study proposes personalized treatment approaches for obesity.
A new study published in Psychological Science suggests that specific personality traits contribute to being a good judge of attractiveness. Men who are more promiscuous tend to accurately predict a woman's interest, while women who are agreeable make men feel comfortable and increase the likelihood of a repeat encounter.
A new clinical research study is comparing the effectiveness of two medications, quetiapine and lithium, in treating bipolar disorder. The study, funded by a $10 million grant from AHRQ, aims to improve long-term treatment for patients with bipolar disorder.
Researchers at Indiana University suggest that postural control problems may be a core feature of bipolar disorder, affecting areas of the brain involved in mood regulation. The study found that participants with bipolar disorder displayed increased postural sway, particularly when eyes were closed.
Researchers discovered that married couples tend to select partners based on their social and political attitudes rather than physical traits or personality. This finding suggests that people place more emphasis on finding a kindred spirit for politics, religion, and social activities.
A University of Gothenburg study found that high neuroticism and low conscientiousness can lead to lower medication adherence. In contrast, agreeableness is positively correlated with taking medication as prescribed. The researchers suggest different education and support approaches for patients with varying personality traits.
Researchers found that people with extraverted personality traits are happier due to their positive view of the past. Savoring happy memories and reframing painful experiences in a positive light may boost life satisfaction.
Researchers from North Carolina State University developed a system to measure brand personality appeal (BPA), allowing companies to understand how favorably their brand is viewed by consumers. The BPA framework assesses three components: favorability, originality, and clarity, grading brands on their overall appeal.
Researchers found that people do reasonably well at judging their own first impressions, with accuracy tied to moderate levels of confidence. The study suggests that most people are like most people, and that recognizing this similarity leads to more accurate perceptions.
A study found that cultural differences in spontaneous trait inference, or inferring personality traits from behavior, are present in both behavioral and neural responses. This suggests that cultural influences shape our immediate responses to others' behaviors, rather than just intentional deliberate effort.
Researchers have observed a rise in 'naked' penguin chicks with feather-loss disorder in both Argentina and South Africa, causing concern among scientists. The disorder is thought to be related to increased energy spent on thermoregulation, potentially linked to pathogens, thyroid disorders, or nutrient imbalances.
Researchers found that four microRNAs (miR-22, miR-138-2, miR-148a, and miR-488) are associated with panic disorder, regulating genes related to anxiety pathways in the brain. The study suggests a coordinated involvement of multiple risk genes, implying the existence of molecular 'switches' that control gene function.
A groundbreaking study by University of California, Riverside researchers found that personality characteristics and social relations from childhood can predict one's risk of dying decades later. The Longevity Project followed over 1,500 bright children for 20 years, revealing that prudence and persistence are key to a long life.
A new study reveals a previously unrecognized susceptibility factor for bipolar disorder, with genetic variation in the neurocan (NCAN) gene associated with an increased risk. The findings suggest that NCAN variants may disturb neuronal processes in patients with bipolar disorder, leading to cognitive deficits.
A Baylor study found that employees with high levels of honesty and humility tend to perform better in their jobs, according to supervisor ratings. The researchers also discovered that these traits predict job performance above other personality variables.