Is burping on command harmful or unhealthy? (I mean the artificial burping that many people do when they want to provoke someone.
Is burping on command harmful?
How can you burp long and loudly on command? Expand your esophagus?
Without a drink, of course. I know I'm swallowing air, but the air only comes out after five minutes, and then only in small gulps, and they're always so short, and I rarely manage to make a sound. Of course, when I do make a sound, it feels good afterward. For others, the air comes…