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neurosciencenews.com > sickle-cell-brain-rewiring-30264

How the Brain Compensates for Sickle Cell Disease

1+ day, 10+ hour ago  (1029+ words) Summary: Sickle cell disease (SCD) is widely recognized as a blood disorder, but new research reveals its profound impact on the brain's architecture. Using advanced MRI imaging and analytical tools originally developed for economics, the team found that the brains…...

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neurosciencenews.com > chronic-pain-sound-sensitivity-30237

Chronic Back Pain Makes the World Sound Harsher

5+ day, 6+ hour ago  (739+ words) Most importantly, the study proved that this "volume knob" in the brain can be turned back down through Pain Reprocessing Therapy (PRT), which retrains the brain to stop over-reacting to sensory signals. Source: University of Colorado People with chronic back…...

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neurosciencenews.com > chronic-pain-brain-fingerprint-30234

AI Decodes the "Brain Fingerprint" of Chronic Pain

5+ day, 9+ hour ago  (818+ words) Summary: Chronic pain is often called the "invisible disability" because clinicians have no objective way to measure it'until now. A breakthrough study reveals that chronic pain has a unique "brain fingerprint" that differs radically from person to person. By using…...

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neurosciencenews.com > itch-scratch-feedback-loop-30160

How the Brain Knows When to Stop Scratching an Itch

2+ week, 1+ day ago  (750+ words) Summary: That deep relief you feel when you finally stop scratching an itch isn't just a mood'it's a biological "brake" in your nervous system. A new study has identified the TRPV4 ion channel as a key player in this feedback loop....

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neurosciencenews.com > cannabis-munchies-brain-mechanism-30155

Satiety Bypass: How Cannabis Overrides the Brain’s "I'm Full" Signal

2+ week, 3+ day ago  (1221+ words) Summary: The urgent, ravenous onset of "the munchies" after cannabis use is no longer just a cultural trope'it is a measurable cognitive phenomenon. A collaborative study has pinpointed exactly how THC overrides the brain's natural "I'm full" signals. By hijacking…...

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neurosciencenews.com > nicotine-withdrawal-pain-30027

Nicotine Withdrawal Makes Smokers More Sensitive to Pain

3+ mon, 18+ hour ago  (333+ words) Summary: A new study shows that abstinent smokers experience heightened pain sensitivity linked to altered activity in specific brain regions. Compared to nonsmokers, abstinent smokers required more postoperative pain relief'especially opioids'and their pain sensitivity increased the longer they remained nicotine-free....

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neurosciencenews.com > cbd-aggression-psychopharamcology-29991

CBD Can Reduce Aggression in Dogs

3+ mon, 1+ week ago  (962+ words) Summary: A massive multi-year analysis of tens of thousands of dogs reveals that CBD use is becoming increasingly common among aging companion animals. While dogs given CBD initially showed higher aggression, their aggression decreased below average levels with long-term use....

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neurosciencenews.com > nano-tech-cbd-pain-29910

Nano Tech Helps CBD Quiet Pain at the Source

4+ mon, 1+ day ago  (766+ words) Summary: A new study shows that CBD delivered through a nano-micelle system can cross the blood'brain barrier and produce rapid neuropathic pain relief. The formulation, called CBD-IN, helped mice within 30 minutes and avoided the motor and cognitive side effects often…...

Neuroscience News
neurosciencenews.com > cancer-chemo-nerve-damage-29875

How Chemotherapy Triggers Nerve Damage, and How to Stop It

4+ mon, 1+ week ago  (859+ words) Summary: A new study reveals that chemotherapy-induced nerve pain arises from a stress response in immune cells that triggers inflammation and neurotoxicity. Researchers found that activating a cellular stress sensor called IRE1" causes nerve damage and pain during chemotherapy, but blocking…...

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neurosciencenews.com > hunger-fear-pain-brainstem-29792

Hunger, Fear, and the Brain’s Hidden Switch to Turn Off Chronic Pain

5+ mon, 7+ hour ago  (1242+ words) Summary: Chronic pain affects nearly 50 million Americans, yet new research reveals the brain may have an internal switch that can turn it down. Scientists identified a group of neurons in the brainstem that regulate long-term pain by integrating signals related…...