Cancer Risks Debated for Type of X-Ray Scan

The New York Times

WASHINGTON — The plan for broad use of X-ray body scanners to detect bombs or weapons under airline passengers’ clothes has rekindled a debate about the safety of delivering small doses of radiation to millions of people — a process some experts say is certain to result in a few additional cancer deaths.

The scanning machines, called “backscatter scanners,” deliver a dose of ionizing radiation equivalent to 1 percent or less of the radiation in a dental X-ray. The amount is so small that the risk to an individual is negligible, according to radiation experts... read more