IBS is a long-term gastrointestinal disorder that affects the large intestine. The exact cause is not known, but it could be due to various factors. IBS can affect adults as well as children.
Causes:

• Muscle contractions in the intestine & nervous system
• Inflammation in the intestines and severe infection

Symptoms:

• Abdominal pain
• Cramping
• Bloating
• Diarrhoea or constipation
• Mucus in the stool
• Excess gas