Antidepressants and Alzheimer’s; CTE and Sleep; Vitamin D and Dementia

The antidepressant drug escitalopram (Lexapro) lowered Aβ42 levels in the cerebrospinal fluid of cognitively normal older adults; the drug also acutely reduced brain interstitial fluid Aβ by 25% in a separate study, and significantly reduced plaque load in an Alzheimer’s mouse model. (Neurology)

More dementia patients died this year than usual, in part due to cognitive and physical deterioration caused by social isolation during the pandemic, a Washington Post analysis suggested.

One hundred years of neurology and epidemic infections: the Journal of Neurology, Neurosurgery & Psychiatry looks back.

Fiber optic cable will be implanted in the brains of Parkinson’s patients to deliver pulses of near-infrared light to the substantia nigra in a small French study. (Science)

Chronic traumatic encephalopathy was tied to REM sleep behavior disorder symptoms in contact sports athletes. (Acta Neuropathologica)

Smoking tripled the risk of dying from subarachnoid hemorrhage, a large

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