This NHS content is written for people in England. Services, contact routes and treatment arrangements may differ in other countries.
Symptoms of bloating
You may be bloated if:
- your tummy feels full or bigger than usual
- you have tummy pain or discomfort
- your tummy is rumbling or making noises
- you're farting more than usual
Causes of bloating
The most common reason for bloating is having a lot of gas in your gut.
This can be caused by some food and drinks, such as some vegetables and fizzy drinks, or by swallowing air when you eat.
It can also be caused by a problem with your digestion, such as:
Some people feel bloated around the time of their period.
Sometimes, bloating that does not go away can be a sign of something more serious such as ovarian cancer.
How to reduce bloating
Do
exercise regularly to improve your digestion and help prevent bloating – exercise can also help when you're feeling bloated
chew with your mouth closed to avoid swallowing air
drink plenty of water
eat foods high in soluble fibre if constipated, such as oats or linseed
eat smaller, more frequent meals instead of large meals
massage your stomach from right to left to release trapped wind
Don't
do not drink lots of fizzy drinks, alcohol or caffeine in coffee and tea
do not eat lots of foods that are known to cause gas, like cabbage, beans or lentils
do not eat large meals late at night before bed or slouch when eating
do not eat lots of processed, sugary, spicy or fatty foods
do not eat food you are intolerant to, if you have a food intolerance
A pharmacist can help with bloating
You can ask a pharmacist about:
- laxatives to help treat constipation
- medicines like simeticone to help ease the bloating
See a GP if:
- you feel bloated regularly
- you've tried changing your diet but keep feeling bloated
- you have bloating and unintentional weight loss
- you have bloating and also have blood in your poo
Ask for an urgent GP appointment or call 111 if:
- you have bloating with vomiting (being sick), diarrhoea or constipation
- you have bloating with a stomach ache
- you have a high temperature (fever), or feel hot, cold or shivery
- you have a swelling or lump in your tummy
- you cannot pee, poo or fart
- you have a burning feeling in your chest caused by stomach acid travelling up towards your throat (acid reflux)
Call 999 or go to A&E if:
You have bloating with a swollen stomach and:
- you have a stomach ache that is severe and came on very suddenly
- you're vomiting blood or your vomit looks like ground coffee
- you have severe difficulty breathing – you're gasping, choking or not able to get words out
A&E safety messaging
Do not drive to A&E. Ask someone to drive you or call 999 and ask for an ambulance.
Bring any medicines you take with you.
Treatment for bloating
Treatment for bloating is often not needed. If you need treatment it will depend on the cause.
A GP may:
- refer you to an NHS dietitian if general diet tips, such as cutting down on foods that trigger bloating, are not helping
- refer you to a specialist for tests to find out what may be causing your bloating
Bloating
Bloating
Bloating
Bloating
Symptoms of bloating include your tummy feeling full and bigger than usual, your tummy rumbling, tummy pain and farting more than usual.
Bloating is usually due to having lots of gas in your gut. It can be caused by some food and drinks, and conditions like irritable bowel syndrome.
You can usually reduce bloating by making changes to your diet and lifestyle. See a GP if you're very bloated, often bloated or it does not go away.
Treatment for bloating depends on what is causing it. A GP may refer you to a specialist for tests and treatment if needed.
Content supplied by the NHS website, refreshed 19 August 2026. View the original NHS article ↗
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