Tuesday, April 20, 2021

Russia seems to be preparing to invade Ukraine but it's not clear whether Putin will go through with it



from Yahoo News - Latest News & Headlines https://ift.tt/3gnvBKU
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A major Alzheimer’s risk gene may shrink brain cells years before symptoms

Researchers have uncovered a possible reason why the Alzheimer’s risk gene APOE4 can disrupt the brain long before memory problems begin. In...