Articles tagged with Human Behavior
A study published in Evolution and Human Behavior found that regular churchgoers are perceived as more generous and hardworking compared to others. The researchers suggest that this is due to the potent signal sent by these individuals, demonstrating their generosity, devotion, and commitment to contributing to their communities.
New research highlights the impact of early experiences on lifelong health, emphasizing the need for protection from toxic stress and supportive interventions for vulnerable children. The study calls for leveraging science to design more effective approaches for mitigating the effects of early adversity.
A new study from the University of Surrey found that visual communication using technology to illustrate skin damage is most effective in changing behaviors. Young women who saw their own faces prematurely aged took twice as many free sunscreen samples and three times more skin cancer leaflets than those who received text-based messages.
A study of over 28,000 people reveals that individuals consistently follow a hedonic flexibility principle, engaging in mood-increasing activities when feeling bad and useful activities when feeling good. This finding clarifies how emotions shape behavior and explains the trade-offs humans make for long-term happiness.
New research from the University of Missouri shows that preschoolers who excel in Spanish letters and numbers experience significant gains in their English skills. Building on Spanish skills appears to maximize their ability to enter school ready to learn.
New research challenges conventional wisdom on backup plans, finding they can cause people to work less hard and achieve primary goals less successfully. Researchers suggest understanding potential costs, but also encourage strategic planning to mitigate these effects.
Researchers found students receiving negative attention from teachers experience emotional regulation, concentration problems and increased disruptive behavior. Teachers tend to give more negative attention to African-American students and those receiving free or reduced lunch.
Researchers identified a neural circuit that inhibits binge-like eating behavior in mice, suggesting a potential treatment for humans. A specific serotonin receptor, 2C, expressed by dopamine neurons, is crucial in suppressing binge eating.
A new study from Northeastern University found that people are more likely to delegate decisions when faced with choices affecting others, rather than themselves. Researchers discovered that individuals tend to avoid delegating unappealing choices on their own behalf, but will do so for someone else to minimize blame.
Transgenic Huntington's disease monkeys exhibit a range of symptoms, including motor problems, neurodegeneration, emotional dysregulation, and immune system changes. The study strengthens the use of HD monkeys as a model for evaluating emerging treatments before human clinical trials.
A Duke University study found a single chemical receptor in the brain responsible for OCD symptoms in mice. The receptor, mGluR5, was found to be overactive in mice with Sapap3 gene deletion, which mimics human OCD. When blocked, symptoms abated immediately.
A new study by Michigan State University neuroscientist Alexander Johnson finds that obese mice are more likely to overeat in response to environmental cues due to altered brain responses. The study suggests a psychological and neurobiological account for why obese individuals may be vulnerable to food triggers.
Researchers have developed a cost-effective method to identify genes associated with complex traits in mice, including 66 different physical and behavioral characteristics. The technique, which uses genotype-by-sequencing and RNA sequencing, has identified two novel genes linked to methamphetamine sensitivity and anxiety-like behavior.
Researchers found that veils and headscarves can actually improve observers' ability to detect truthfulness in witnesses, contrary to common court assumptions. The study's results suggest that the presence of a veil may compel observers to pay attention to more 'diagnostic' cues, leading to higher accuracy rates in lie detection.
Researchers identified two risk factors for childhood binge eating: parental non-involvement or emotional unresponsiveness, and weight-related teasing in the family. Childhood binge eating is not about feeling full, but losing control and experiencing emotional distress.
A Dartmouth team has developed a system that uses LED panels and only 20 light sensors to reconstruct a user's 3D skeleton in real-time. The new StarLight system has practical applications in virtual reality, non-invasive health monitoring, and passive behavioral monitoring.
Scientists have discovered a special neural network in the primate brain that anticipates all possible situations, allowing for novel behavior adaptation. This 'reservoir computing' property enables the brain to create a universal representation of combinations, preparing primates for unlimited situations.
A new USC study reveals that consumers are more likely to resist products that conflict with their habits, but adopting products into existing routines can increase usage. The researchers found that habit slips, or lapses in product use caused by falling back on old habits, can be a common barrier to new product adoption.
Researchers found that location and communication data from mobile phone carriers show predictable patterns in human behavior, enabling predictions of epidemic spread. The study's mathematical equation allows for forecasting of virus spread and identification of cultural trends.
A study by North Carolina State University researchers reveals that zebrafish bred for boldness display sleeker bodies and faster swimming abilities compared to those bred for shyness. The findings suggest a link between personality traits, body shape, and locomotion, challenging the idea of independent animal traits.
A recent study published in Frontiers in Human Neuroscience found that individuals with a strong drive to understand and build systems, known as systemizing, tend to excel at hacking. This skillset is positively correlated with code-breaking performance, suggesting new opportunities for autistic individuals in security professions.
A new study found that early exposure to nicotine can trigger genetic changes affecting brain cell connections, leading to attention deficit hyperactivity disorder and other behavioral problems. Maternal smoking has been linked to these conditions, and the study provides a possible explanation for its long-term effects.
Research at Georgia State University found that increasing difficulty in making decisions based on sensory evidence boosts activity in the insular cortex. The study sheds light on how this brain area processes sensory information and drives behaviors.
A recent study published in mHealth and uHealth found that text messaging interventions significantly increased the chances of smokers abstaining from smoking. The intervention provided health education, reminders, and support through short messages, yielding promising results.
Fuentes builds on the extended evolutionary synthesis, arguing that evolution is a complex mix of biology, ecology, behaviors, chemistry, and history. Anthropologists can combine these approaches for a more nuanced understanding of humanity.
A study at the University of Texas at Austin found that relationship satisfaction depends on how a partner compares with other potential mates. Participants reported being happier and devoted more effort to relationships when their partners fulfilled their ideal preferences.
A study in male mice exposed to early life stress shows that the hippocampus matures faster, but with reduced neural growth, supporting an evolution-based hypothesis. This accelerated maturation may be an adaptation to prepare for short-term survival priorities.
A new study suggests children with ADHD follow fewer healthy lifestyle behaviors than non-ADHD youth. Children with ADHD were more likely to consume artificially sweetened juice, have excessive screen time, and engage in less physical activity.
Researchers at NC State University developed a system that uses sensors in custom dog harnesses to monitor the dog's posture and body language. The algorithm triggered rewards when the dog exhibited the desired behavior, resulting in a 96% accurate rate.
A faith-based health promotion program, Abuelas en Acción, successfully motivated older Latinas to adopt healthier lifestyles by integrating spiritual and family values. Participants showed significant improvements in physical activity, nutrition, and stress management.
A new species of black fly, Simulium kalimantanense, has been discovered in Indonesia's Kalimantan state. The newly identified species belongs to the family Simuliidae and is part of a larger group known to carry filariasis-causing parasites.
A study in mice reveals how antiviral immune response alters brain activity, impairing neuronal firing in the hippocampus and causing depressive-like behavior. The CXCL10/CXCR3 signaling pathway acts as a bridge between rising interferon levels and changes in neuronal activity, explaining mood changes.
Researchers developed a model that accurately predicts individual differences in task activation based on resting-state fMRI data. This novel approach suggests that resting-state patterns provide considerable information for estimating individual differences in task activation.
The Royal Society of Public Health advocates for introducing activity equivalent calorie labelling on food packaging to prompt people to be more mindful of their energy consumption and encourage physical activity. Public polling shows that almost half of people find current front-of-pack information confusing, but 53% would positively ...
A CU-Boulder study found that daily monetary incentives increased fruit and vegetable consumption among participants. Internal motivation to eat such produce also increased over time, suggesting a potential direction for future incentive research in terms of psychological factors related to changing behavior.
A Northwestern University study shows that engaging environment can alleviate depression in genetically depressed rats, suggesting that nurture can override nature. The study found that psychotherapy and behavioral activation therapy can change blood biomarkers for depression, potentially leading to more precise treatment.
Researchers at University of Oregon developed a line of transgenic mice expressing green fluorescent protein to visualize neural activity. The technique allows for real-time imaging of brain-wide activity across cortex, enabling studies of sensory processing, cognition, and brain development.
A recent study found that US adults are struggling to adopt healthy lifestyle behaviors, with only 2.7% meeting the criteria for a 'healthy lifestyle' and a low risk of cardiovascular disease. The study measured four key behaviors: good diet, moderate exercise, recommended body fat percentage, and non-smoking habits.
A new study from the University of Toronto found that minority applicants may fare worse in resumes sent to diversity-friendly companies than those sent to non-diversity companies. Hiding one's race by 'whitening' their resumes improved minorities' chances of landing an interview.
Jeffrey M. Friedman was honored for his discovery of leptin and the neural pathway that regulates feeding behavior, providing a foundation for understanding obesity and related pathologies. The award recognizes his translational research that has impacted our understanding of human biology and disease treatment.
Researchers developed a web-based platform using artificial neural networks to answer crossword clues more accurately than existing products. The system can understand words, phrases, and sentences by leveraging definitions in dictionaries and Wikipedia.
A new NASA study reconstructs the Mediterranean's drought history using tree rings, finding that the eastern region has experienced its worst drought in 900 years. The research provides a 'fingerprint' for identifying human-induced climate change contributions and will improve computer models simulating climate change.
A study by UCSB psychologists found that challenging a person's belief in free will corrupts intuitive cooperation and leads to impulsive selfishness, but allows for recovery with time. Participants who were asked about their agreement with the statement 'I have free will' showed significant differences in their level of cooperation.
A study by University of Washington researchers found that doctors struggle to review patients' self-tracked data due to lack of capacity and tools. However, when patients provide organized and summarized data through paper diaries or specific tracking tools, providers can use it effectively in diagnosis and treatment.
Researchers at Johns Hopkins University discovered how bats determine what's worth paying attention to, finding that their brains selectively respond to certain sounds. This discovery has implications for understanding how humans focus attention and process sensory information.
Hunter-gatherer Aleuts on Sanak Island, Alaska, used a super-generalist diet to stabilize marine food webs. Their prey-switching behavior helped maintain ecosystem balance.
Infants as young as a few months can understand the physical properties of liquids, including loose cohesiveness and changes in shape with movement. This 'naïve physics' knowledge is evident even when faced with unexpected behaviors, such as liquids getting trapped on grids or solids passing through them.
A new study found that behavioral interventions, such as peer comparison and accountable justification, significantly reduced unnecessary antibiotic prescriptions for acute respiratory infections. The study built upon prior research and resulted in a 16 percentage point reduction in prescription rates.
A Yale-led research team develops a pricing framework for natural capital assets, including groundwater, forests, and fish populations. The study finds that the Kansas High Plains' groundwater aquifer lost $1.1 billion in value between 1996 and 2005 due to over-extraction and poor management.
A recent study by the Spanish National Research Council found that half of large carnivore attacks are due to human imprudence. The researchers recommend educating people about risks and following basic rules to coexist with animals, reducing the likelihood of attacks.
Researchers found that defective epigenetic reprogramming in embryos can lead to abnormal repetitive behaviors and changes in brain wiring in adulthood. Studies using genetically engineered mice showed that the enzyme KDM1A plays a crucial role in regulating gene expression during development.
Researchers use virtual reality to investigate how people adapt their speech in conversation, finding that language behavior is identical to dialogue with a human partner.
Inserm researchers identified early cellular changes in the brain that trigger depressive symptoms. They discovered a novel promising drug target, inhibiting protein phosphatase 2A, which rapidly ameliorates depression-like phenotypes in mice.
A NYU study investigates how brain mechanisms affect decision-making after errors. The research found that a combination of adaptive and maladaptive neural processes influence slowing, but ultimately lead to no change in accuracy. Insights from the study may offer new perspectives on afflictions like Alzheimer's Disease and ADHD.
New research by Duke University scientists suggests that habits like sugar addiction manifest in the brain's basal ganglia circuitry, leading to a 'go' signal that primes cravings. The study found that mice with formed habits had altered brain activity patterns, including a change in timing between go and stop signals.
Research links imbalance in brain connections to childhood obesity, suggesting mindfulness could be an effective way to control eating habits. The study found that children with obesity have different brain function compared to healthy-weight children, making them more prone to over-eating.
A new study reveals that inhibitory neurons play a crucial role in song learning in birds, rather than the bird's age. The research found that firing patterns of inhibitory neurons correspond with song accuracy, and similar patterns are seen in both juvenile and adult birds.
Research by Laura Kray at UC Berkeley's Haas School of Business found that sympathy can motivate stronger parties to help weaker ones, leading to more compassionate solutions. Being transparent about misfortune is more effective when initiated by a low-power negotiator or someone in the weaker position.
Researchers found that genetic variants in the beta-3 subunit of nicotinic acetylcholine receptors can alter nicotine behavior. People carrying the more common version are more likely to have problems with nicotine use.
A new study identifies genetic influences on anxiety in chickens that may also apply to mice and humans. The research found that genes linked to anxiety in chickens were associated with similar behaviors in mice, while some were connected to schizophrenia or bipolar disorder in large human studies.