Summary: Researchers have discovered that the protein mutated in Huntington’s Disease fails to properly repair DNA, leading to reduced brain cell healing. The huntingtin protein normally stimulates the production of…
Tag: brain research
Unexpected Sounds Boost Dopamine, Leading to Riskier Decisions
Summary: A new study shows that unexpected sounds can cause dopamine bursts in the brain, which may lead to riskier decision-making. Researchers found that participants were 4% more likely to…
Alzheimer’s Drug Faces Scrutiny Over Safety, Efficacy Concerns
Summary: The FDA-approved Alzheimer’s drug donanemab is under scrutiny due to concerns about its effectiveness and safety, according to an investigation. The study highlights multiple patient deaths during trials, design…
Stress Fuels Impulsive Behavior in Response to Boredom
Summary: Research shows a strong link between impulsivity, boredom, and stress, with highly impulsive individuals reacting more to boredom by releasing more of the stress hormone cortisol. This physiological response…
New Brain Stimulation Target Could Treat PTSD
Summary: A new study suggests that neurostimulation targeting specific brain circuits may help treat PTSD in veterans. Researchers found that veterans with damage to brain areas connected to the amygdala,…
Melatonin Receptor is Key to REM Sleep and Memory
Summary: Scientists have identified the melatonin MT1 receptor as a key regulator of REM sleep, crucial for memory, dreaming, and emotional regulation. This discovery may pave the way for targeted…
“Sleeping on It” Helps With Rational Decision Making
Summary: A new study reveals that while snap judgments heavily influence decisions made immediately, “sleeping on it” helps people make more rational choices. Researchers found that participants who made instant…
100+ Genes Linked to Anxiety Disorders Identified
Summary: A large-scale genetic study involving over 1 million participants has uncovered more than 100 genes associated with anxiety. Researchers found that these genes contribute to the development of anxiety…
Serotonin Receptor Dampens Visual Input to Enhance Internal Processes
Summary: The 5-HT2A receptor in the brain reduces incoming visual information, allowing more space for internal thought processes. Researchers found that this receptor, when overactivated, suppresses sensory input, potentially explaining…
