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Research: 9/11 first responders’ brains aging faster than their bodies

Research shows toxic exposure at Ground Zero is associated with accelerated brain aging among first responders and others.

Published Sep 8, 2026, 1:40 PM EDT | WFMZZ

Research shows that 9/11 first responders and others exposed to toxins at Ground Zero are experiencing brains that age faster than their bodies. Twenty-five years after the attacks, health effects for these individuals continue to accumulate.