Smoking-Cessation Medications Show Limited Trial Evidence in Indigenous Adults

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Smoking-Cessation Medications Show Limited Trial Evidence in Indigenous Adults

TL;DR: A 2026 systematic review in Preventive Medicine Reports found limited but suggestive randomized-trial evidence that smoking-cessation medications can help Indigenous adults quit, especially when paired with supportive or culturally tailored care. Key Findings 5 RCTs: The review found only 5 randomized controlled trials, totaling 1,633 participants, in American Indian, Alaska Native, and Maori adult …

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Hypothalamic SF1 Neurons Help Drive Exercise Endurance Gains

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Hypothalamic SF1 Neurons Help Drive Exercise Endurance Gains

TL;DR: A 2026 mouse study in Neuron found that exercise activates ventromedial hypothalamic SF1 neurons, and that this brain response is required for normal endurance gains after training. Key Findings VMH SF1 neurons: Exercise increased activity-linked Bdnf expression in steroidogenic factor-1 neurons in the ventromedial hypothalamus. Training plasticity: Repeated exercise increased both intrinsic excitability and …

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Robot Utterances Shaped Human-Robot Relationship Expectations More Than Appearance

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Robot Utterances Shaped Human-Robot Relationship Expectations More Than Appearance

TL;DR: A 2026 Scientific Reports study found that a robot’s utterances shaped expected human-robot relationship structure far more than the robot’s physical appearance in Japanese online scenario experiments. Key Findings Nine pictograms: Researchers built a nine-pictogram questionnaire to capture perceived relationship structures such as balanced contribution, one-sided service, and shared goals. 510-person validation sample: Survey …

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GLP-1 Receptor Agonists Not Ready for Acute Stroke Neuroprotection, Review Finds

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GLP-1 Receptor Agonists Not Ready for Acute Stroke Neuroprotection, Review Finds

TL;DR: A 2026 narrative review in Journal of Central Nervous System Disease found that glucagon-like peptide-1 receptor agonists have promising stroke-prevention and animal-model evidence, but human data do not yet support routine use as an acute ischemic stroke neuroprotective treatment. Key Findings Search through January 2026: The review covered preclinical stroke models, observational studies, randomized …

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Glial Mitochondrial Transfer Protected Sensory Neurons From Neuropathy

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Glial Mitochondrial Transfer Protected Sensory Neurons From Neuropathy

TL;DR: A 2026 Nature study found that satellite glial cells can transfer mitochondria to sensory neurons, and blocking that transfer in mice promoted nerve degeneration and neuropathic pain. Key Findings 83.3% transfer: In mouse co-cultures, 83.3% of dorsal root ganglion neurons received mitochondria from satellite glial cells. 31.3% TNT-positive: Visible tunnelling nanotubes were seen in …

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Autoimmune Mechanisms May Explain Some Drug-Resistant Focal Epilepsy

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Autoimmune Mechanisms May Explain Some Drug-Resistant Focal Epilepsy

TL;DR: A 2026 review in Advances in Clinical and Experimental Medicine argues that autoimmune mechanisms may explain a subset of drug-resistant focal epilepsy, especially when seizures persist despite standard antiseizure drugs and immune markers are present. Key Findings Drug resistance definition: Drug-resistant epilepsy was defined as persistent seizures despite at least two appropriately selected, tolerated, …

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Mental Health Apps Split Depression, Anxiety, and Workplace Well-Being Effects

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Mental Health Apps Split Depression, Anxiety, and Workplace Well-Being Effects

TL;DR: A 2026 randomized trial in JMIR Mental Health found that a 4-week executive-function training app reduced depression and anxiety symptoms at 12-week follow-up, while a self-guided CBT app mainly improved workplace well-being. Key Findings Workplace app trial: Participants with mild-to-moderate depression and anxiety symptoms were assigned to waitlist control, NeuroNation executive-function training, or Moodfit …

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Angiopep NK Vesicles Delivered Temozolomide in Glioblastoma Mice

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Angiopep NK Vesicles Delivered Temozolomide in Glioblastoma Mice

TL;DR: A 2026 study in Journal of Nanobiotechnology found that Angiopep-2-modified natural killer cell extracellular vesicles carried temozolomide across glioblastoma barriers, reduced mouse tumor bioluminescence, and extended median survival in an orthotopic GBM model. Key Findings 2.5-3.2x uptake: Angiopep-2 modification increased glioblastoma-cell uptake of NK extracellular vesicles compared with unmodified NK-EV. 2.8-3.5x BBB transport: Ang-NK-EV@TMZ …

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Amyloid, Tau, and Neurodegeneration Axes Mapped Alzheimer’s Heterogeneity

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Amyloid, Tau, and Neurodegeneration Axes Mapped Alzheimer's Heterogeneity

TL;DR: A 2026 preprint in medRxiv used amyloid positron-emission tomography, tau molecular imaging, and structural MRI to build individualized Alzheimer’s disease biomarker axes from ADNI and validate them in OASIS. Key Findings 12,430 ADNI images: The pipeline harmonized longitudinal amyloid-beta and tau positron-emission tomography images plus T1 MRI gray matter images from ADNI. 4,958 OASIS …

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Laypeople Named More Alcohol Than Cannabis Intoxication Cues

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Laypeople Named More Alcohol Than Cannabis Intoxication Cues

TL;DR: A 2026 study in Drug and Alcohol Review found that laypeople reported more and better-developed cues for alcohol intoxication than cannabis intoxication, even though most coded cues for both substances were accurate. Key Findings Intoxication-cue sample: The survey sample was 77.7% female, with an average age of 20.5 years, and came from undergraduate psychology …

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