Making This One Hand Gesture Instantly Relaxes Your Body, Says Expert (msn.com)
Yes, it looks like you’re doing the old finger pistol. But according to the Twitter user, it’s an actual relaxation technique that he learned from “vocal technique researcher” Shigemitsu Hayashi, whose expertise includes using your hands in order to relax. (Here’s Hayashi’s YouTube page.) And, according to Japan Times, making this hand gesture does more than make you look like Shooter McGavin.
https://www.eatthis.com/mind-body/