NeuroPsy InfoHub adună studii și articole verificate editorial despre sănătate mintală și afecțiuni neurologice — pentru pacienți, familii și specialiști.
Alzheimer's disease is characterized by the accumulation of tau, a toxic protein that damages neurons. As tau spreads throughout the brain to new regions, cognitive decline accelerates and the disease progresses in severity.
Iron accumulation in the brain is being investigated as a contributing factor to neurodegenerative diseases, particularly Alzheimer's and Parkinson's disease. Scientists are studying this mechanism as part of ongoing efforts to understand the complex processes underlying these conditions affecting millions worldwide.
A study in Nature Aging identified that age-related reduction of a specific brain protein may contribute to neuronal dysfunction in Alzheimer's disease. The research examines protein-mediated mechanisms in the brain's clearance system relevant to memory loss and cognitive decline.
Research demonstrates that using personalized fMRI resting-state scans to target transcranial magnetic stimulation (TMS) increases depression response rates to 80%, compared to 60% with standard scalp-based targeting. The accelerated protocol offers potential faster treatment timelines (one week) for patients with treatment-resistant depression.
Research indicates that average daytime light exposure above 1,000 lux is associated with a 16% reduction in dementia risk. Getting less than 42 minutes of bright daily light exposure was found to be a stronger predictor of dementia than six conventional clinical risk factors.
