When laryngospasm occurs, people describe the sensation of choking and are unable to breathe or speak. Sometimes, the episodes occur in the middle of the night. A person may suddenly awaken feeling as though he or she is suffocating. This condition is called sleep-related laryngospasm.
1 Colitis refers to inflammation of the inner lining of the colon. There are numerous causes of colitis including infection, inflammatory bowel disease (Crohn's disease, ulcerative colitis), ischemic colitis, allergic reactions, and microscopic colitis. 2  Symptoms of colitis depend upon the cause and may include.  abdominal pain,
Subscribe to our Digestive Health e-newsletter to stay up to date on digestive health topics. The exact cause of ulcerative colitis remains unknown. Previously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.One possible cause is an immune system malfunction.reviously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.