Irritable Bowel Syndrome classified under functional disorder which says that the illness can be looked up only through carefully examining the physiological role rather than the biochemical or original causes. It is qualified as an abnormal condition by which you cannot deal with using traditional modes of diagnosis like blood test, examinations, X ray etc. This eventually leads to the several symptoms related to it. 3) Triggers: There are many things that trigger the occurrence of the syndrome. Among them two major ones are as follows: a) Stress: Many studies have evidenced that stress has got a strong effect on the symptoms of the syndrome. In reality, the realization of having the syndrome by someone can itself be stressful, which can in turn trigger the symptoms. Only a blend of drugs will help in treating this syndrome b) Counseling-Many people go for advice or consultation from a doctor which is the best method of treating oneself having Irritable bowel Syndrome. People who are having such symptoms often worsen them by thinking constantly about it. Mental/Emotional counseling is supposed to work out well and it ca be considered as part of treatment of this syndrome Let us take one of the symptom - pain, there is no single factor that can be found out for the pain of Irritable Bowel Syndrome unless with painful ulcer which causes destruction of the tissues of the intestine. As it is a functional disorder, there need not be any physical demonstration of the whole disorder as everything lies in the irregularity of functions of the digestive system itself rather than colon specific. The poisonous substance nicotine hidden in Tobacco will lessen the strength of sphincter muscles of oesophagus in the bottom which also causes addiction towards smoking. All of these will lead to excess of production of acid in belly alongside reducing the NaHCo3 Sodium bicarbonate release by pancreas which helps in balancing the production of the acid in stomach. When frequency of defecation becomes less it could lead to danger as it will build up toxic substances in the body mainly in the digestive tract. 3)Alternating Irritable Bowel Syndrome (IBS_A) - this is specified by interchanging signs along with symptoms of Irritable Bowel Syndrome .This can be quite tough as the person has to alter his food habits so as to alleviate the symptoms.