Twenty-five years after the September 11 attacks, a new review published in JAMA draws on data from the World Trade Center (WTC) Health Program to offer a sweeping look at what happens to people's health in the decades following a major disaster. The findings are sobering: those directly exposed to 9/11 experience more chronic conditions — both related and unrelated to the exposure — and report worse quality of life compared to the general population.

But there's a meaningful silver lining. Enrollees in the WTC Health Program are surviving at notably higher rates than non-enrollees, pointing to the power of coordinated, long-term care. The program, launched in 2011 and now described as a "national model," integrates surveillance, clinical care, and research into a continuous learning system — and experts say it should inform how we respond to future environmental and occupational disasters.

By the Numbers:

• Enrolled responders with cancer have 26%–64% lower death rates vs. other New York residents across multiple cancer types
• 54% of eligible enrollees underwent lung cancer screening — far above the 7.5% national benchmark and 18% actual U.S. rate in 2022
• Top conditions among enrollees: cancer, respiratory disease, GERD, and mental health disorders
• 1 in 3 program members have no known 9/11-related health effects

Why it matters: The WTC Health Program demonstrates that linking research, surveillance, and clinical care can meaningfully improve outcomes for disaster-exposed populations — a blueprint with broad implications as communities face growing environmental and occupational health threats.