Irritable Bowel Syndrome
A randomized controlled trial involving 102 patients with IBS showed that those who were randomized into the physical activity group had significantly fewer symptoms compared with the control group.
[Johannesson, E., Simren, M., Strid, H., Bajor, A., Sadik, R., (2011). Physical activity improves symptoms in irritable bowel syndrome: epidemiology, diagnosis and treatment, an update for healthcare practitioners. Am J Gastrol, 106:915-922]