Medical research

Leaving its mark: How frailty impacts the blood

Globally, human society is aging. A side-effect of this is that age-related disorders, such as frailty, are becoming increasingly common. Frailty includes not only physical disabilities, but also a decline in cognitive function ...

Alzheimer's disease & dementia

New insights into eye damage in Alzheimer's disease patients

Cedars-Sinai investigators have produced the most extensive analysis to date of changes in the retina—a layer of tissue at the back of the eye where visual information originates—and how those retinal changes correspond ...

Addiction

Cannabis use produces persistent cognitive impairments

A systematic review published today in the scientific journal Addiction has found that cannabis use leads to acute cognitive impairments that may continue beyond the period of intoxication. This Canadian-led meta-review (review ...

Neuroscience

Molecular imaging uncovers effects of COVID-19 on the brain

A significant number of COVID-19 neurological complications— such as fatigue, headache, and cognitive impairment—are ultimately reversible, according to new research summarized by the Journal of Nuclear Medicine. The ...

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