Airport Security Full-Body X-ray & Millimeter Wave Screening Systems Health Risks and Doctors Letters on Radiation Risks The two types of scanners used in airports are full body millimeter radiation scanners  and backscatter X ray scanners.When full-body X-ray Screening Systems were introduced for airport security, many doctors raised health concerns about the radiation exposure. After years of debate, these x-ray … Continue reading Health Risks of Airport Security Full-body X-ray Screening Systems