Friday, August 7, 2026

Scientists discover a hidden brain shift that begins around age 50

Beginning around age 50, the brain’s memory center appears to lose many of its longtime immune cells and replace them with more inflammatory ones. This surprising shift may help explain how normal aging sets the stage for Alzheimer’s disease and dementia.

from Top Health News -- ScienceDaily https://ift.tt/e7v3Epj
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Scientists rediscover lost Megalodon fossils—and reveal a 79-foot giant

Several enormous Megalodon vertebrae thought to have been destroyed in 1989 were found sitting unnoticed on a museum shelf. Their analysis s...