Choosing a suitable Romeo in the first place involved a rigorous screening procedure, says Wolf.

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The newer, more relaxed rules are part of a move toward a more risk-based screening procedure for passengers, rather than the one-size-fits-all system currently in place.

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"There is no evidence that these type of scans can be used as a general screening procedure for confirming you are healthy or to diagnose a specific condition, " she says.

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Certainly if someone is on the terrorist watch list, requiring a WBI screening should be standard procedure.

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Passengers who opt out of the screening receive an alternate form of checking, which includes a pat-down procedure.

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So, as simple as a screening colonoscopy seems, I accompanied my husband to meet the doctor who would perform this lovely procedure.

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