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brain research

Research articles and news stories tagged with brain research

This shows a child thinking about a traumatic event.

·October 11, 2024·6 min read

Child Trauma Recovery Tied to Thoughts, Not Event Severity

A new study reveals that how children mentally process traumatic events is the most significant factor in predicting their mental health outcomes, including PTSD, anxiety, and depression. Cognitive factors—like how children remember the event and view themselves afterward—play a more critical role than the event’s objective severity. Researchers found that children with more negative self-perceptions or distorted memories were at higher risk for long-term psychological impacts.

This shows a drawing of kids using computers.

Featured Neuroscience Psychology

·October 11, 2024·5 min read

Helping Kids Fact-Check in the Age of Misinformation

New research suggests exposing children to limited misinformation online can improve their skepticism and fact-checking abilities. By encountering controlled false claims, children develop critical thinking skills essential for navigating the digital world. In a study, children exposed to unreliable information became more diligent fact-checkers compared to those in more accurate environments. Researchers argue that equipping kids with online literacy skills is more effective than shielding them from all misinformation.

Featured Neuroscience Psychology

·October 11, 2024·5 min read

Higher IQ in High School Linked to Increased Alcohol Use in Adulthood

A new study shows that individuals with higher IQs in high school are more likely to consume alcohol moderately or heavily later in life, though less likely to binge drink. This connection may be due to social factors, such as income level and career stress, that often accompany higher IQs. Researchers used data from the Wisconsin Longitudinal Study, revealing that each IQ point increase correlated with a 1.6% rise in moderate or heavy drinking.

Featured Neuroscience

·October 11, 2024·6 min read

Skin Pigmentation May Influence Drug Response

A new study highlights that skin pigmentation can influence how quickly medications reach their intended targets, with melanin potentially binding to certain drugs and slowing their efficacy. Researchers argue that this overlooked factor in drug testing could lead to varied drug responses across skin tones, impacting drug safety and dosing. Current FDA guidelines lack provisions addressing pigmentation’s effects on drug interactions, raising concerns for inclusivity in treatment efficacy.

This shows a person using a cell phone and a lit up brain.

Featured Neuroscience Psychology

·October 11, 2024·6 min read

Why Our Brains Prefer Rewards Over Habits

New research suggests our brains prioritize actions based on rewards, not habits, challenging the idea that tech simply "steals" attention. The study found that when presented with multiple tasks, participants consistently chose the option with the highest reward, even if it conflicted with a trained habit.

Featured Neuroscience

·October 10, 2024·5 min read

Controlling Brain Activity with Magnetic Fields

Researchers have developed a breakthrough technology using magnetic fields to control specific brain circuits non-invasively, potentially transforming treatments for conditions like Parkinson’s and depression. This technique, termed "magnetogenetics," delivers gene therapy to target neurons and uses magnetic fields to activate or inhibit them, allowing precise manipulation without invasive implants. In mouse studies, this approach successfully reduced movement issues associated with Parkinson’s. Future research aims to explore clinical applications for psychiatric disorders and chronic pain, providing a new frontier in brain circuit modulation.

Featured Neuroscience Psychology

·October 10, 2024·5 min read

Smiles Are Contagious: Shared Expression Fosters Connection

Smiles during face-to-face conversations strongly impact connection, with the intensity of one person's smile often influencing the other. Researchers found that speakers smiled more when listeners smiled, especially in same-sex interactions, indicating that mutual smiles foster warmth and comfort.

Featured Neuroscience

·October 10, 2024·3 min read

Bilingual Brains Build Stronger Connections

New research demonstrates that learning a second language enhances brain connectivity, particularly when started in childhood. Scientists found that bilingual individuals have more efficient communication between brain regions, notably between the cerebellum and left frontal cortex.

Featured Neuroscience Visual Neuroscience

·October 10, 2024·4 min read

Neuroimaging Reveals How OPC Cells Shape Visual Processing

Researchers revealed the intricate role of OPC cells in shaping the brain's neural circuits. Previously known mainly for supporting neuron insulation, OPCs also prune unnecessary synaptic connections, refining the brain’s wiring as we accumulate experiences.

Featured Neuroscience

·October 10, 2024·4 min read

Computer Simulation Models Neuron Growth

Scientists developed a computer simulation that models neuron growth in the brain, which could support advancements in neurodegenerative disease research. The simulation accurately replicated real neuron growth patterns in the hippocampus, a brain region key to memory. Built using BioDynaMo software, the model uses Approximate Bayesian Computation to closely match real-life neuron data, improving its precision.

Featured Neuroscience

·October 10, 2024·4 min read

Can AI Tackle Abstract Reasoning? Study Tests Cognitive Limits

Researchers tested artificial intelligence’s ability to solve abstract visual puzzles similar to human IQ tests, revealing gaps in AI’s reasoning skills. Open-source AI models struggled, while closed-source models like GPT-4V performed better, but far from perfectly.

Featured Genetics Neuroscience

·October 10, 2024·4 min read

14 “Skinny” Genes Linked to Enhanced Weight Loss

A recent study identifies 14 genes linked to enhanced weight loss when combined with moderate exercise, such as running for 30 minutes three times a week. Participants with the highest number of these "skinny genes" lost up to 5kg over eight weeks, while others lost about 2kg. One gene, PARGC1A, emerged as particularly influential, accounting for 62% of weight lost in participants, with the rest attributed to exercise and lifestyle factors. The study emphasizes that while genetics play a role, lifestyle changes are essential for optimal results. The findings could pave the way for personalized health and fitness interventions based on genetic profiles. This research supports the need for a balanced approach, combining genetics with exercise and diet for best outcomes.

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