If you tell them you can't lift your arms over your head they're required to just wave you through without a pat down. Or at least this was the case until 2020

If you tell them you can't lift your arms over your head they're required to just wave you through without a pat down. Or at least this was the case until 2020 or so when I stopped doing this because I would get routinely threatened by TSA employees who were frustrated at how much this exception highlighted what a joke their jobs were.