---
title: "Why do hiccups come suddenly?"  
description: "A concise explanation about the reason behind why hiccups come suddenly"  
author: "Anjita D."  
published: 2023-12-05  
canonical: https://yourviews.mindstick.com/story/3450/why-do-hiccups-come-suddenly  
category: "biology"  
tags: ["hiccups", "biology", "science", "facts", "general knowledge"]  
reading_time: 1 minute  

---

# Why do hiccups come suddenly?

![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/dfe51f9b-ec8c-4abb-9d1b-bb21f865ac7c.jpeg) ![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/a1bcb3bd-df30-4915-b32d-5efd15816ee3.jpeg) Hiccups come suddenly due to sudden vocal cord contractions caused by an involuntary diaphragm contraction that separates chest & abdominal cavities. ![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/49a0c75f-6b77-4472-ba62-c3039fa54ddb.jpeg) One theory suggested, the contractions could be caused by irritation of the phrenic nerve, which regulates the diaphragm. ![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/8affbae1-9e07-4a17-8c77-80658b35a2f0.jpeg) Another possible theory could be triggered by an imbalance between the brain's messages to the diaphragm and the diaphragm's actual impulses. ![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/c65c9700-710b-414c-9529-f58da664d2ed.jpeg) It can be triggered by various factors like excessive eating, drinking, smoking, sudden temperature changes or excessive air intake. ![Why do hiccups come suddenly](https://yourviews.mindstick.com/stories/32fac9ef-7e65-49f3-92ef-f96bce5d6e97/images/16795bf9-2cb0-423f-807d-cfc1c33fcfff.jpeg) It is usually harmless and disappears within minutes, however, If it persists for over 48 hours, advised to consult a doctor.

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Original Source: https://yourviews.mindstick.com/story/3450/why-do-hiccups-come-suddenly

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