I have stomuch related problems. i have to use toilet 7-8 times in a day. i never feel that my stomuch is clear completely.

Many reasons : As i ahve mentioned in one of the former questions you are young you need to be seen by pcp or GI physician you could have inflammatory bowel disease , neoplstic ie tumors , neuro gastroenetrology as irritable bowel to other condition, metabolic condition neuro endocrine , diabetes and other metabolic conditions you need to see a physician.