Scientists discover a major brain shift between ages 50 and 75

Mind & Brain News -- ScienceDaily ·
Health & Medicine United States

Scientists have uncovered sweeping changes in how the human brain controls and organizes its genome beginning in midlife, offering new clues to why aging sharply increases the risk of Alzheimer’s and other neurodegenerative diseases. One of the biggest shifts occurred between about ages 50 and 75, when many of the brain’s original immune cells declined and were replaced by cells with more…

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