IBD are chronic (long-term) condition that involve inflammation of the gut
Ulcerative colitis only affects the colon (large intestines). Crohn's disease can affect any part of the digestive tract; from mouth to anus.
Not everyone has all of these symptoms. Some people may have additional symptoms, including fever, vomiting and anaemia
The symptoms of IBD can come and go. There may be times when they are severe (flares) and periods when there are few or no symptoms (remission)
Treatment aims to relieve the symptoms and prevent them returning. This includes specific diets, lifestyle changes, medicines and surgery.
Medicines used to treat IBD include
About 1 in 5 people with ulcerative colitis have severe symptoms and don't improve with medication. In these cases, surgery may be necessary to remove an inflamed section of the large bowel (colon).
About 60 - 75% of people with Crohn's disease will need surgery to repair damage to their gut and treat complications of Crohn's disease.
People with IBD are also at increased risk of getting bowel cancer. It is recommended that regular bowel check-ups (colonoscopy) is performed by a specialist to reduce risk of bowel cancer.