Insoluble fiber from tangerines and other foods can lower your risk of diverticular disease, a condition that causes pouches to form in your intestinal tract. When food gets stuck in these pouches, your intestines become inflamed, causing severe pain, a condition known as diverticulitis.
Medical Definition of Rigor. Rigor: A word with two different but related meanings in medicine: 1. A chill, usually with shivering, as at the onset of high fever and chills. 2. Rigidity, as in rigor mortis, the rigidity of a body after death. The alternate spelling rigour is chiefly British.
Definition of rigor for English Language Learners. 1  rigors : the difficult and unpleasant conditions or experiences that are associated with something. : 2  the quality or state of being very exact, careful, or strict.