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Psychology

·July 16, 2025·5 min read

How Dopamine Shapes Risky Reward Behaviors

Not all animals respond to reward cues the same way — some fixate on the cue itself, while others head straight for the reward. New research reveals that “sign trackers,” animals drawn to the cue, rely on dopamine in a specific brain region to form these associations, unlike “goal trackers,” who use a dopamine-independent mechanism.

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·July 16, 2025·5 min read

Your Brain Registers Others’ Feelings Even When You Don’t

A new fMRI study reveals that our brains encode both what others intend to express emotionally and how we consciously infer their feelings—two distinct processes. Researchers trained machine-learning models on brain activity to separately predict the speaker’s self-reported emotions and the observer’s inferences.

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·July 15, 2025·7 min read

Tiny Brain Region Orchestrates How We Segment and Remember Life Events

Our memories don’t flow like a continuous stream—they’re divided into meaningful events, thanks to a tiny brain region called the locus coeruleus. New research shows this region acts like a “reset button,” activating at event boundaries to signal the hippocampus to store distinct memories.

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·July 15, 2025·3 min read

Childhood Emotional Trauma Linked to Later Social Distress

A new study reveals that childhood emotional trauma increases social avoidance and distress in adolescents, but resilience can help mitigate these effects. Surveying 577 junior high students, researchers found resilience acted as a buffer, enabling traumatized teens to engage more positively with peers.

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·July 15, 2025·7 min read

Hepatitis C Found in Brain Lining Linked to Schizophrenia, Bipolar Disorder

Researchers have discovered hepatitis C virus (HCV) in the brain lining of individuals with schizophrenia and bipolar disorder, suggesting a possible link between infection and psychiatric symptoms. The study found HCV specifically in the choroid plexus, a structure producing cerebrospinal fluid, but not inside brain tissue itself.

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·July 13, 2025·2 min read

Oxytocin Protects Mood During Sleep Loss

New research suggests oxytocin, the so-called “love hormone,” may help protect women from mood disturbances caused by sleep disruption and hormonal changes during postpartum and menopause. In a controlled study, women with higher oxytocin levels before sleep fragmentation reported fewer mood symptoms the following day.

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·July 12, 2025·5 min read

Maternal Depression Linked to Weaker Bonds

A comprehensive global review confirms that maternal depression undermines parenting, impairing mother-infant bonding and reducing sensitivity to a child’s needs. Researchers analyzed nearly a decade of observational studies, finding consistent links between depressive symptoms and lower involvement, commitment, and emotional connection.

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·July 11, 2025·6 min read

Spotting Silent Scars: A New Way to Detect Childhood Abuse

Childhood maltreatment leaves profound and often unseen scars, affecting mental health, physical well-being, and social development long into adulthood. Traditional assessments are invasive and often miss the full scope of harm as it happens.

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·July 11, 2025·5 min read

Oxytocin Boosts Mother-Infant Bond in Postpartum Depression

A new study shows that oxytocin nasal spray helps mothers with postpartum depression interact more positively with their babies. After receiving oxytocin, mothers expressed more warmth, affection, and physical contact, reporting a greater sense of positivity during playtime.

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·July 10, 2025·6 min read

Familiar Faces and Fights: What Monkeys Like to Watch Most

A new study reveals that long-tailed macaques, like humans, are most captivated by videos featuring social conflict and familiar group members. Researchers showed the macaques videos of monkeys engaged in fighting, grooming, running, or sitting, and found they spent the most time watching aggressive encounters.

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·July 10, 2025·5 min read

Learning Music Boosts Kids’ Wellbeing, Confidence, and Belonging

A new study highlights the powerful role of music learning in improving children’s social, emotional, and educational wellbeing. Beyond listening or casual participation, learning music builds self-confidence, emotional awareness, and a sense of belonging.

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·July 10, 2025·7 min read

Most Antidepressant Users Don’t Face Severe Withdrawal

The largest review of antidepressant withdrawal studies shows most people don’t experience severe symptoms when stopping these medications. Analyzing data from nearly 18,000 participants, researchers found the most common withdrawal symptoms were mild, including dizziness, nausea, and nervousness.