About this information
This NHS content is written for people in England. Services, entitlements and contact routes may differ in other countries.
Read about achalasia, a disorder of the gullet (oesophagus) where it loses the ability to move food along. The valve at the end of the gullet also fails to open.
Content supplied by the NHS website, refreshed 12 October 2026. View the original NHS article ↗
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