Colon and urology tests are clear. organs appear normal. doctors have no answers as to why sitting makes my abdomen hurt. urination is painful.?

Hernia?: Sitting is an activity that increases intra-abdominal pressures. If you have a hernia, it would become more symptomatic the higher the pressure.

May have prostatitis: Often standard urine tests will not detect prostate infections. Prostatitis is a common cause of painful urination and lower abdominal or groin pain. Diagnosis may require seeing a urologist who treats prostatitis.