A recent study published in JAMA Internal Medicine reveals that flight attendants and pilots experience the highest mortality rates from cancers linked to radiation exposure among more than 500 occupations examined. Using national data from over 12 million death certificates that recorded occupational information, researchers compared death rates from radiation‑related cancers—including leukemia, lymphoma, multiple myeloma, and cancers of the skin, breast, thyroid, prostate and central nervous system—to those of the general working population.
Key Findings
Flight attendants showed about a 50 % higher odds of dying from a radiation‑related cancer, while pilots had roughly a 36 % increase. In absolute terms, 6.9 % of flight‑attendant deaths and 6.7 % of pilot deaths were attributed to these cancers, compared with 5 % for other workers.
The study found no elevated death rates for cancers not associated with radiation, suggesting that occupational exposure—not lifestyle or socioeconomic factors—drives the excess risk. The authors noted that frequent disruption of the body’s internal clock from jet lag, time‑zone changes and irregular schedules may also exacerbate cancer risk.
Regulatory Context
The Federal Aviation Administration (FAA) acknowledges that aircrew are exposed to ionizing radiation, but it does not set federal dose limits nor require routine monitoring. “You can’t manage an exposure you’ve decided not to measure,” said Dr. Vishal Patel, the study’s first author and a researcher at Harvard Medical School.
Sara Nelson, president of the Association of Flight Attendants‑CWA, said the findings reinforce a long‑standing union call for greater awareness and responsibility. “The risk is known, but crew are not educated or informed, and no one is taking responsibility,” she said.
Health Recommendations
Commentary authors Catherine Olsen and Ken Karipidis recommend that airline crew consider regular skin examinations and, for women, earlier or more frequent mammograms. They also advise physicians who treat pilots and flight attendants to maintain a heightened index of suspicion for cancer when evaluating symptoms.
While the study provides compelling evidence of occupational risk, the researchers acknowledge limitations. They could not determine the exact amount of radiation each individual received, nor could they rule out occasional misclassification of occupation on death certificates.
Implications for the Aviation Community
These findings may prompt industry stakeholders, labor groups and regulators to revisit safety protocols, monitoring practices and preventive health guidelines for aircrew. As commercial aviation continues to expand, understanding and mitigating radiation exposure could become an increasingly important component of crew health and safety.
Original reporting: Alexandria, VA News – WTOP News — read the source article.
