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Dr. Sean Mullen on X: "I’ve spent two decades studying how brains age. And I’ve never seen anything quite like this. In normal aging, some neurons die—but it’s gradual, region-specific, and the brain compensates remarkably well. Most of what we see is driven by loss of synaptic connections, not" / X
I’ve spent two decades studying how brains age. And I’ve never seen anything quite like this. In normal aging, some neurons die—but it’s gradual, region-specific, and the brain compensates remarkably well. Most of what we see is driven by loss of synaptic connections, not
