Irritable bowel syndrome (IBS) is a group of signs-inclusive of abdominal pain and changes inside the sample of bowel movements with no evidence of underlying damage. These symptoms occur over a prolonged time, regularly years. It has been classified into four foremost types depending on whether diarrhoea is common, constipation is common, each are common. IBS negatively affects high-quality of lifestyles and may bring about missed college or work. Symptoms of Irritable bowel syndrome may include Abdominal ache, cramping or bloating that is typically relieved or partially relieved by means of passing a bowel movement, Excess gas, Diarrhoea or constipation — sometimes alternating bouts of diarrhoea and constipation, Mucus within the stool.