Articles tagged with Aggression
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A new study found that watching violent images causes different brain activity in people with and without aggressive traits. Participants with aggressive tendencies had less brain activity in the orbitofrontal cortex while watching violent movies, but increased blood pressure.
A recent study found that adolescents with aggressive behavior are more prone to drinking alcohol, while depression and anxiety do not increase the risk of alcohol use. The study also linked smoking, attention problems, early menarche, and parental divorce to increased alcohol consumption.
Scientists have created a new mouse strain that restores the ability of wild-derived mice to exhibit normal aggression and maternal instinct towards pups. This breakthrough allows researchers to explore the biological roots of aggressive behavior in females, including their reaction to pheromone signals.
Researchers tested dogs' reactions to owners' affection for realistic and non-realistic objects, finding stronger jealous behaviors towards the dog-like object. This study suggests jealousy may have a primordial form in animals, including humans.
Researchers recommend moving emphasis from dysfunction to competence, and propose embodiment theory as a viable solution. The latest edition of the DSM-5 also focuses on improving evaluations of persons with TBI by mental health professionals.
Researchers found that exposure to alcohol-related words increased aggressive behaviour following provocation when it was ambiguous or not clear-cut. The effects of alcohol priming are short-lived, diminishing after seven minutes and disappearing after 15 minutes.
Researchers found that exposure to alcohol-related words makes aggressive thoughts more accessible, prompting an aggressive response in ambiguous situations. The effect of alcohol-word priming on aggressive behavior is relatively short-lived, lasting around 7-15 minutes.
A study published in Psychological Science found that children who participated in the Fast Track program showed reduced aggression later in life. The researchers believe that the program's success may be linked to changes in testosterone reactivity to social threats.
A new study by Iowa State University found that limiting screen time yields multiple benefits for children, including improved sleep, academic performance, and reduced aggressive behavior. The study suggests that parents can make a significant impact on their children's health outcomes by setting limits on screen time and media content.
The absence of coronin 1 protein causes significant learning deficits, aggressive behavior, and impaired neuronal activation. The protein plays a crucial role in linking extracellular stimuli to neuronal response, enabling efficient learning and memory.
A study by Iowa State University researchers found that children who play violent video games develop aggressive thought patterns that last long-term. The effects are consistent across age, gender, and culture, with repeated practice of aggression leading to increased real-life aggression.
A new study found that prosocial behaviors like altruism and compliancy significantly reduce the chances of adolescents displaying problem behaviors. Researchers suggest that intervention programs focus on encouraging youth to volunteer and help others to prevent deviant peer associations.
A national study of Taiwanese youth found that adolescents who start having sex at a young age tend to exhibit externalizing problems like rule-breaking and aggressive behavior. This is especially true for females and those with same-sex partners.
Researchers found that aggression genes control dominance in wasps, while also being linked to fighting behaviors in bees, fruit flies, and mice. External environment plays a crucial role in shaping gene expression, suggesting a stronger influence of nature over nurture.
A new study by Duke University finds that children growing up in dangerous neighborhoods exhibit more aggressive behavior across nine countries. The research suggests a link between perilous environments and harsh parenting practices, which may contribute to increased child aggression.
A new Ohio State University study found that a combination of two ADHD medications, along with parent training, significantly reduced aggressive behavior in children. The treatment approach showed promise in addressing physical aggression and disruptive behavior in children aged 6-12 with ADHD.
Researchers found that consistent individual differences exist in sparrow behavior, with some birds being more aggressive and others using signals to communicate their intentions. The study identified a new dimension of animal personality, called communicativeness, which plays a significant role in signaling during aggressive situations.
A study analyzing 11 years of data found that less than 1% of NHS doctors prompt performance concerns each year. Doctors in the late stages of their career are six times more likely to be referred for remedial help, highlighting a need for greater attention to mental wellbeing among staff.
Research suggests that testosterone promotes generosity and reciprocity when there is no threat of competition, helping to maintain social relationships. In the absence of competition, participants with increased testosterone levels chose to give more money back to investors than those with placebo treatment.
Studies published in PLOS ONE reveal epigenetic changes in boys with chronic aggressive behavior, related to the prenatal environment and self-control genes. The research suggests that these changes may be reversed through preventive intervention from an early age.
Researchers found that individuals behave more selfishly when interacting with men with wider faces, leading to a social feedback loop. The study's findings suggest that people may need to reconsider how they use power and make helpful decisions.
Researchers at University of Texas at Dallas discovered a correlation between frequent discussions of antisocial behaviors and engagement in such behaviors among adolescents. The study found that even brief exchanges about rule-breaking, illicit substance use, or physical aggression can predict deviant behavior.
A new study led by Ming-Te Wang found that harsh verbal discipline may exacerbate behavioral problems and depressive symptoms in adolescents. Researchers suggest that parents should communicate with their children on an equal level to prevent these negative effects.
A new study published in The Journal of Pediatrics found that soft drink consumption in young children is associated with increased aggressive behavior, attention problems, and withdrawal symptoms. Children who consumed four or more servings per day were nearly twice as likely to exhibit these behaviors.
A new study finds that soft drink consumption is associated with aggressive behavior, attention problems, and withdrawal behavior in young children. Approximately 43% of the children consumed at least 1 serving of soft drinks per day, and those who drank 4 or more were more than twice as likely to engage in problem behaviors.
Research suggests that children who overestimate their social connections are less aggressive, as they perceive a lower risk of being judged by peers. In contrast, students who underestimate or accurately assess their social standing tend to display more aggression.
New research finds that playing violent video games boosts visual skills but impairs proactive executive control, leading to increased aggression. This reduction in impulse control is linked to increased attention problems and aggression.
A new study by psychologists at the University of Massachusetts Amherst found that how well co-parenting couples work together is linked to fewer behavior problems in their adopted children, regardless of their sexual orientation. The research suggests that harmonious relationships and cooperation are more important than division of ch...
A study of 9,000 preschoolers found that those with shorter than average sleep times had higher rates of 'externalizing' behavior problems. The researchers recommend discussing steps to improve sleep habits for children with behavior problems.
A new study by Duke University researchers found that short-term exposure to intense political violence can increase delinquent and aggressive behaviors in children. Children exposed to the violence displayed a range of increased problem behaviors, including bullying, vandalism, and skipping school.
A new Case Western Reserve University study reveals that children exposed to domestic violence between ages 3-5 are more likely to exhibit aggressive behavior in school. The research found no behavioral differences among these children until they reached school age.
New research from the University of Exeter suggests that small fish with aggressive personalities are more likely to win food contests against larger, passive counterparts. The study found that consistently aggressive fish were able to put on weight and survive in resource-scarce environments.
A study found that encouraging young people to see happiness rather than anger in facial expressions leads to a decrease in their levels of anger and aggression. The researchers also discovered that this effect can be induced in healthy adults, suggesting that emotion processing plays a causal role in anger and aggressive behavior.
A study found that sexually naïve male mice respond to pup pheromones with aggression, whereas fatherly males do not. Removing the vomeronasal organ in males suppressed aggressive behavior and induced parental instincts.
A Norwegian study examines the cases of soldiers convicted for sexual violence during the Bosnian War, highlighting three categories of perpetrators: romantic heroes, opportunists, and repentant sinners. The research emphasizes the importance of clear training and leadership to prevent such behavior.
A University of British Columbia study found that dominance and prestige, not likability, are crucial for gaining leadership. The researchers used eye-tracking technology to measure attention, revealing that people prefer dominant leaders over those with high social skills.
A new study published in CMAJ found that rules limiting aggression in ice hockey, such as bodychecking, can significantly reduce injuries among young players, including serious brain and spine injuries. The study suggests that interventions based on rule changes showed the greatest likelihood of making ice hockey safer for youth.
A new study found that mandatory rules, such as restrictions on body checking, can decrease penalties and injuries in ice hockey, particularly among young players. Researchers at St. Michael's Hospital recommend combining rule changes with educational strategies to promote sportsmanship and reduce brain injuries.
A new study by UC Berkeley researchers links plant-based estrogenic compounds to altered hormone levels and possible changes in behavior among male red colobus monkeys. The study suggests that phytoestrogens may have played a significant role in the evolution of primate biology, including human biology.
A randomized control trial found that School-Wide Positive Behavioral Interventions and Supports (SWPBIS) programs reduced children's aggressive behaviors, office discipline referrals, and improved emotional regulation. SWPBIS aimed to alter student behavior through universal expectations implemented across the school.
A study by Penn State researchers found that kindergartners' aggressive behavior can be attributed to varying levels of verbal ability and physiological arousal. The team identified two groups: one characterized by low verbal ability and the other by high emotional reactivity.
A large-scale study found that children with migraine headaches are more likely to experience social and attention issues, as well as anxiety and depression. The study, published in the journal Cephalalgia, suggests that headache frequency is a key factor in these behavioral difficulties.
Researchers identified brain regions involved in affective aggression in mice, which may be similar to those affected in humans. The study's findings could lead to the development of novel approaches to treat chronic affective aggression.
Research highlights the dangers of anabolic-androgenic steroids (AAS) on adolescent brain function and behavior. Studies show that exposure to AAS at critical periods during adolescence can impose permanent changes in brain organization and function, leading to physiological and psychiatric effects that may persist into middle age.
A study using molecular imaging found a link between low dopamine levels and aggressive behavior in competitive situations. Participants with lower dopamine synthesis capacity were more likely to act out with aggression when provoked.
Researchers found strong relationships between aggressive behavior and individual variation in genes related to testosterone processing in the brain. The study suggests that selection can shape aggression through changes in gene expression, independent of circulating testosterone levels.
A new study found that men with wider faces, traditionally associated with aggression, are actually more self-sacrifying when their group is competing. The researchers tested this hypothesis by giving students money to play a cooperative game and found that the wider faced men were more generous to their in-group.
A new study shows that chimpanzee Santino's planning and deception abilities are greater than previously thought. He uses innovative strategies like hiding projectiles and inhibiting dominance displays to fool visitors, suggesting a flexible planning ability similar to humans.
A new study found that black women leaders are expected to be assertive, unlike white men and women who are penalized for similar behavior. Black women occupy a unique space in leadership, separate from other groups, with their agency valued over traditional communal roles.
A study published in PLOS ONE found that dietary trans fatty acids are associated with irritability and aggression in both men and women of all ages. The research, which analyzed data from nearly 1,000 adults, suggests a strong link between trans fat consumption and aggressive behaviors.
Research suggests the SRY gene, which directs male development, promotes aggression and a fight-or-flight response to stress in men. In contrast, women primarily adopt a less aggressive tend-and-befriend response to stress, influenced by oestrogen and internal opiates.
A new study by Iowa State University researchers found that watching mean screens can activate aggressive scripts in the brain, leading to increased aggression. The study showed that both physical and relational aggression on screen can prime the brain for aggressive behavior, which has significant implications for today's societal norms.
A new study by Gustavo Carlo found that Mexican-American college students' family and peer attachments are associated with prosocial and physically aggressive behaviors. College students with strong relationships reported less physical aggression and higher empathy levels.
Researchers at Max Planck Institute found that high-ranking male bonobos were more aggressive and had higher mating success, but also invested in friendly relationships with females. These relationships correlated with lower male testosterone levels, challenging the common notion of masculine behavior.
Researchers develop a general model of disinhibition, which occurs when inhibitory forces are temporarily removed, allowing initial impulses to be expressed. This can result in pro-social or anti-social behavior depending on the context.
A new study from Case Western Reserve University found that aquarium fishes are more aggressive in reduced environments, with 182.9 million ornamental fishes at risk. Increasing tank size and complexity can reduce harmful aggressive behaviors, leading to healthier fish.
Researchers found that low serotonin levels weaken communication between brain regions, making it harder to control angry feelings. Healthy volunteers' brains were scanned while viewing angry faces to understand the impact of serotonin on aggression.
Research suggests that competitiveness in video games is a key factor in aggressive behavior, with highly competitive games leading to greater elevations in aggression. In contrast, less competitive games do not elevate aggressive behavior, regardless of violence content.
Research at Queen's University Biological Station reveals that singing shared songs is an attention-seeking behavior often displayed by older males. Song sharing is linked to individual differences like age and neighborhood characteristics.
Research at Johannes Gutenberg University Mainz found that ant colonies with higher levels of aggression and behavioral variability are more productive, producing more offspring and biomass. This suggests that a division of labor based on individual personality traits may be the key to their ecological success.