There is a very rare condition that prevents certain individuals from being able to burp which on the face of it seems an inconsequential issue... but for those afflicted, is anything but. This condition known medically as retrograde cricropharyngeus dysfunction (R-CPD), it causes daily issues for afflicted patients that profoundly affects quality of life. Such patients report among others: • The inability to belch • Gastric bloating, discomfort/nausea, chest pain, especially and profoundly aft…