Why can't IBurp?A free UK guide to R-CPD

Without Botox

Fizzy drinks and positions

By the Why Can't I Burp team. Updated 11 November 2026. 4 min read.

Burt on tiptoe with a butterfly net, trying to catch a bubble that floats just out of reach

Quick summary

Do fizzy drinks help you burp if you have R-CPD?

Usually not on their own. A UK specialist found symptoms are worse with fizzy drinks and beer (opens in a new tab). In a study of children, all 5 got worse with fizzy drinks (opens in a new tab).

So why do some people use them? A 2026 review says patients online use a fizzy drink to bring up gas on purpose, then practise letting it out. Burp training means learning to time the opening of the throat with gas reflux induced by drinking a carbonated beverage (opens in a new tab). In other words, the drink gives you a gurgle to practise on.

How do people practise with a fizzy drink?

  1. Pick a time when you can relax, at home, not before a big event.
  2. Sip a small glass of a fizzy drink slowly. Don't gulp a whole can.
  3. Sit up straight and wait for a gurgle.
  4. Try a position from the list below, and relax into the burp.
  5. Stop if it gets painful. If the air won't come up, lie on your left side for a while (see below).

Which positions help air come up?

These come from a US voice clinic, a speech therapy study and patient posts:

The clinic says some tuck the chin, turn the head sharply to one side or the other, lower the larynx as if yawning (opens in a new tab). A speech therapy routine in a US study also used laryngeal lowering, jaw protrusion, head turn and tuck, and torso anchoring (opens in a new tab). That means lowering the voice box, pushing the jaw forward, turning and tucking the head, and keeping the body steady.

Does lying on your left side help?

It might give you a break. In a UK study, some people got short-term relief by lying on their left side for about an hour (opens in a new tab). The air moves down instead and leaves as wind. It won't teach you to burp, but it can ease the pressure on a bad day.

What do people with R-CPD say?

Patient reports. Short quotes, linked to the original post. We leave out usernames.

What does the evidence say?

Frequently asked questions

Does lying on your left side help with trapped air?

It can ease the pressure for a while. In one UK study, some people with R-CPD got short-term relief (opens in a new tab) from lying on their left side for about an hour.

Should I drink fizzy drinks if I can't burp?

Be careful. For many people with R-CPD, fizzy drinks make symptoms worse (opens in a new tab). Some people use a small sip to practise burping, but stop if it hurts.

What position helps you burp?

People try tucking the chin, turning the head to one side, or lowering the voice box as if yawning. A US voice clinic says some tuck the chin, turn the head sharply (opens in a new tab).

Sources

Other things people try

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