Mar 13, 2017 ... Is there a way to avoid going through the TSA scanners and instead go through  an old-school metal detector? .... of Physicists in Medicine: "full-body scanners  deliver a radiation dose equivalent to what a standard man receives every 1.8  minutes on the ground, or every 12 seconds during an airplane flight.
Nov 26, 2010 ... Beware of the dangers of full-body airport scanners to your health. ... In fact on a  typical transcontinental flight at 30,000 feet you will be exposed to 20  microsieverts of radiation. That is one ... The TSA says each backscatter scan  emits radiation equivalent to just two minutes of cosmic radiation at altitude.
Apr 15, 2015 ... In addition to tracking cosmic radiation from air travel, the app accounts for  gamma radiation and cosmic radiation on the ground and medical ... Last year  researchers from the University of California found that pilots flying for an hour at  30,000ft get the same amount of radiation as 20 minutes on a tanning ...
Backscatter X-ray scanners being introduced for airport security will gives  exposure of up to 5 microsieverts (μSv), compared with 5 μSv on a short flight  and 30 μSv on a long intercontinental flight across the equator, or more at higher  latitudes – by a factor of 2 or 3. Aircrew can receive up to about 5 mSv/yr from  their hours in ...
Apr 18, 2017 ... Soon, it may be hard for visa holders to board an international flight without  submitting to a facial geometry scan. Customs and Border Protection began  testing facial recognition systems at Dulles Airport in 2015, then expanded the  tests to New York's JFK Airport last year. Face-reading check-in kiosks will ...
The radiation coming from the new TSA body scanners is "equivalent to about three minutes' worth of air travel by anybody, say, at 30,000 feet."