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behavioral neuroscience

·April 15, 2024·5 min read

Poverty’s Profound Impact on Brain Development and Behavior

A new review connects low socioeconomic status (SES) with significant changes in brain development, behavior, and cognitive outcomes. The review synthesizes existing research to present a unified framework showing how factors common in low SES environments—such as poor nutrition, chronic stress, and substandard living conditions—adversely affect neurodevelopment.

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·April 4, 2024·4 min read

Partner Gender Influences the Pursuit of Orgasm in Women

The gender of a partner significantly affects women's expectations and the likelihood of orgasm. By examining the "orgasm gap" between cisgender men and women, researchers uncovered that women anticipate more clitoral stimulation and have higher orgasm expectations with female partners than with male partners.

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·March 4, 2024·7 min read

Pornography’s Broad Impact Across Genders

A new study examines the phenomenon of problematic pornography use (PPU) across 42 countries, involving over 82,000 people of diverse genders and sexual orientations. The research highlights how PPU affects a significant minority, leading to serious life consequences, yet remains largely unaddressed in terms of seeking help.

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·March 4, 2024·4 min read

Astrocytes Play Critical Role in Regulating Behavior

Researchers made a groundbreaking discovery in identifying a unique group of astrocytes, located in the brain's central striatum, that play a crucial role in regulating behaviors linked to neuropsychiatric disorders. This distinct subset of astrocytes expresses the gene Crym, coding for μ-crystallin, a protein associated with various human diseases.

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·January 18, 2024·4 min read

Sexual Rejection Increases Aggression and Stress in Male Fruit Flies

A new study reveals how fruit flies respond to the stress of repeated mating failures. Researchers observed that male fruit flies facing repeated sexual rejection showed increased activity, aggression, and anti-social behavior, indicating a frustration-like stress state.

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·January 2, 2024·12 min read

Unlocking the Brain’s Fear Code: Memory, Behavior, and the Brain

Researchers investigate fear memories and their impact on behavior in various environments. Their study uncovers the concept of fear engrams, shedding light on the physical representation of memory in the brain.

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·December 1, 2023·4 min read

How Imagination Fuels Empathy and Prosocial Behavior

A new study highlights the significant role of imagination in evoking empathy and driving prosocial behavior. While empathy is multifaceted, this research focuses on two aspects: personal distress and compassionate concern. The study reveals that vividly imagining someone else's problems increases personal distress, motivating individuals to offer help.

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·December 1, 2023·5 min read

Dopamine’s Role in Learning from Rewards and Penalties

Dopamine, a neurotransmitter, plays a vital role in encoding both reward and punishment prediction errors in the human brain. This study suggests that dopamine is essential for learning from both positive and negative experiences, enabling the brain to adapt behavior based on outcomes.

This shows a teenage girl surrounded by leaves.

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·November 30, 2023·9 min read

Cannabis and Alcohol Co-use Impacts Adolescent Brain and Behavior

Recent studies reveal effects of cannabis and alcohol co-use on adolescent rats, simulating human behavior. Rats voluntarily consumed THC-infused treats and alcohol, allowing researchers to observe changes in brain structure and behavior.

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·November 30, 2023·5 min read

Asch Study Reimagined: Navigating the Labyrinth of Conformity in the Contemporary Mind

A recent study replicates and extends Solomon Asch's famous conformity experiments, revealing intriguing insights about human behavior. The research demonstrates that monetary incentives reduce conformity errors in line-judging tasks, though social influence remains a factor.

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·November 27, 2023·6 min read

Decoding Sexual Motivation: Bridging the Gap between Brain and Behavior

A new study delves into the intricate nature of sexual motivation, emphasizing its complexity as both an abstract concept and a tangible physiological phenomenon. It underscores the significant role of gonadal hormones in modulating sexual behavior, particularly highlighting specific brain structures in rats.

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·November 24, 2023·4 min read

How Human Actions Alter COVID-19 Evolution

A research group using AI and mathematical modeling has discovered that human behavioral responses to COVID-19, like lockdowns and isolation, influence the evolution of the virus. Their study found that SARS-CoV-2 variants became more transmissible early in infection due to these human interventions.