The Briefing
Continuous newsroom coverage of clinically relevant evidence — newest first.
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Spinal Cord Area Loss Predicts Myelopathy in Severe Cervical Ossification
Percentage reduction in cord cross-sectional area shows higher diagnostic accuracy than traditional bony canal measurements.
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Beta-1 Blockers May Reduce Vascular Dementia Risk in Genetic Analysis
A Mendelian randomization study suggests beta-1 adrenergic antagonism protects white matter, while ACE inhibition may increase risk.
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Preconception Care Reduces Maternal and Neonatal Morbidity
A review highlights evidence-based interventions, from folic acid to chronic disease management, that optimize health before conception.
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Rapid Susceptibility Testing Speeds Antibiotic Adjustments but Not Outcomes
While rapid testing accelerated antibiotic adjustments by 14 hours, it did not improve 30-day survival or reduce deleterious events.
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Low-Calorie Feeding Does Not Worsen Kidney Function in Shock
A post hoc analysis of 3,036 patients shows early restrictive diets are safe for the kidneys, even with preexisting dysfunction.
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Planetary Health Diet Linked to Lower Risk of Stroke and Depression
A UK Biobank study of 69,370 adults finds high adherence to sustainable eating reduces brain disorder risk via slower biological aging.
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Resilience Alters Symptom Networks Linking Bullying to Depression in Adolescents
Network analysis reveals that low resilience strengthens the ties between social exclusion and depressive symptoms like anhedonia.
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Rising Depressive Symptoms Precede Cardiovascular Disease by Over a Decade
A longitudinal analysis of nearly 50,000 adults identifies a sustained increase in depressive symptoms as a long-term prodromal phase of CVD.
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Early DHEA Levels Predict Depression in Adolescent Males but Not Females
A longitudinal study finds that while DHEA at age nine increases risk for males, adrenal hormones do not explain higher female prevalence.
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Home-Based Prefrontal Cortex Stimulation Reduces Subjective Stress Appraisal
A feasibility study of self-administered tDCS shows high adherence and safety, though physiological stress markers remained unchanged.
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Four Months of Fingolimod Does Not Improve Anxiety or Depression in MS
A prospective study of 61 patients with relapsing-remitting MS found no significant changes in mood scores after initiating fingolimod.
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Students With Moderate Distress Show High Rate of Worsening
A 10-month analysis finds this group is a key target for intervention, with problematic internet use predicting negative outcomes.
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Australian Military Abandons Stratified Suicide Risk for Collaborative Safety Planning
A system-wide initiative removed low, medium, and high risk labels, training over 72,000 personnel in member-centered risk formulation.
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MRI Tracks Hippocampal Damage and Recovery in Rat Epilepsy Model
A longitudinal study in rats reveals acute hippocampal volume loss after status epilepticus, followed by partial recovery over 30 days.
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Activities Counter Negative Affect in Depressed, Anhedonic Youth
Real-world data show leisure and social company improve mood primarily by decreasing negative affect, not by increasing positive affect.
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Adolescent Nicotine Rewires Brain Circuitry to Boost Opioid Reward in Mice
Early nicotine exposure alters GABA signaling in the ventral tegmental area, amplifying the rewarding effects of morphine in adult mice.
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Menstrual Cycle Phases Alter Brain Reactivity to Drug Cues
Functional MRI reveals that estrogen heightens cue-induced craving in women with substance use disorders, while progesterone blunts it.
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Dopamine Blockade Attenuates Morphine Analgesia in Rat Hippocampus
Blocking D1 dopamine receptors in the dentate gyrus significantly reduces the pain-relieving effects of morphine in an animal model.
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Alexithymia and Poor Coping Link Trauma to Self-Injury in Depressed Youth
An inability to process emotions drives maladaptive coping, forming a chain reaction that connects early trauma to adolescent self-harm.
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Early Famine Exposure Linked to Accelerated Functional Decline in Older Adults
Nutritional deprivation during fetal and preschool development increases the risk of rapid intrinsic capacity deterioration by over 50 percent.
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Peri-Ictal MRI Abnormalities Predict 60% Seizure Risk After Status Epilepticus
Transient DWI and FLAIR changes within 48 hours of a first status epilepticus episode identify patients at high risk for epilepsy.
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Lactate Enzyme Overexpression Enhances Remyelination in Animal Models
Restoring glycolysis and lactate production in oligodendrocyte precursors overcomes epigenetic silencing to stimulate myelin repair.
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Inhaled Methoxyflurane Avoids IV Sedation in Half of Prehospital Fractures
Inhaled methoxyflurane successfully facilitated prehospital limb reduction in 54% of patients without requiring intravenous sedation.
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Mental Health Gains Tied to Cessation, Not E-Cigarette Switching
A large study links complete cessation to better mental health over time, a benefit not seen in those who switch to e-cigarettes.