Sir I am 15 year old sir I just sit in the train then in my back side some pain is occurs what it is sir I think that it is gas what it is sir please help me please sir help me.

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.