Without treatment, symptoms of Crohn's disease can be constant or may come and go every few weeks or months.
When the symptoms come back, it's called a flare-up or relapse. The periods between flare-ups are called remission.
The main symptoms of Crohn's disease are:
You might not have all these symptoms.
Some people with Crohn's disease also have:
Children with Crohn's disease may grow more slowly than usual.
See a GP if you or your child have:
A GP will try to find out what's causing your symptoms and may refer you for tests to check for Crohn's disease.