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Symptoms

Crohn's and Colitis can cause different symptoms in different people. Not everyone is affected in the same way. Many people with Crohn’s or Colitis experience symptoms that affect their tummy or how they poo. But these conditions may not just affect the gut - it can have an impact on other body parts too.

Our information explains some of the more common symptoms and gives tips on how to manage them.

If you've not been diagnosed with Crohn's or Colitis, try our symptom checker. It can help you decide whether to speak to your GP about your symptoms.

Diarrhoea

Diarrhoea is a common symptom of Crohn’s and Colitis. This information will help you understand and manage your diarrhoea. 

More info

Constipation

Constipation can be a major symptom for some people with Crohn's or Colitis, even when your condition is under control.

More info

Fatigue

Many people with Crohn’s or Colitis experience fatigue. This information explains what fatigue is, what may cause it, and possible ways of managing it.

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Flare-ups

This information explains what a flare-up is and the signs to look out for. It will help you understand what to do if you think you are having a flare-up.

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Dehydration

Having Crohn’s or Colitis can sometimes increase the risk of becoming dehydrated. This information looks at why dehydration may happen and some ways to prevent and treat it.

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Bloating and wind

Some people with Crohn's and Colitis feel bloated and gassy. This information covers suggestions and tips that might help.

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Bowel incontinence and urgency

Bowel incontinence and urgency affect up to 7 in every 10 people with Crohn's or Colitis. Find out more about these symptoms and how they can be managed.

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Joints

Joint problems are one of the most common symptoms outside the gut that people with Crohn’s or Colitis experience.

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Bones

If you have Crohn’s or Colitis you may be more likely to develop weaker bones (osteoporosis) or low bone mass.

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Symptom checker

If you don't have a diagnosis yet, try our symptom checker. It can help you decide if you should speak to your GP about your symptoms.

More info

All information about Crohn's and Colitis

Visit all our information to find out more about Crohn's and Colitis, including treatments and practical tips for living with Crohn's and Colitis.

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Helpline Service

Last updated: 22/07/2026

Our Helpline team can't take calls or ring you back for the rest of the summer. But you can still reach us by email. 

If you need to contact the team, please email helpline@crohnsandcolitis.org.uk and we'll answer you as soon as possible. 

Thanks for bearing with us.

How Can We Help?

  • We can help you understand Crohn’s and Colitis
  • Listen and talk about living with IBD
  • Help you connect with others in the Crohn’s and Colitis community
  • Give you contact details of specialist organisations
  • We can support you to live well with Crohn’s or Colitis and provide up-to-date, evidence-based information

Please be aware we’re not medically or legally trained. We cannot provide detailed financial or benefits advice or specialist emotional support.

If you need specific medical advice about your condition, your GP or IBD team will be best placed to help.

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