This muscle normally is shut tight ... of using Botox when he received an email several years ago from a man struggling to burp. Because Botox is routinely used to enable a variety of muscles ...

No burp syndrome, also known as retrograde cricopharyngeus dysfunction (R-CPD), is a rare medical condition that prevents people from being able to burp or belch. R-CPD occurs when the ...

In people who can’t burp, swallowed air accumulates in the esophagus, rises, and becomes trapped at the top because the muscle between the throat, and esophagus doesn’t relax. This causes ...