It turns out the queue you jump in can make all the difference.
According to online forum Quora, we subconsciously pick a side to line up on depending on whether we are left or right-handed.
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“Because they are mostly right-handed, people choose the right line while the left one is often less busy, the user who called himself an airport expert said.
“Some airports also have a hidden security line, away from the rest, often faster than all the rest.”
This article originally appeared on Better Homes and Gardens