Global warming is happening now. The planet's temperature is rising. The trend is clear and unmistakable. Every one of the past 40 years has been warmer than the 20th century average. 2016 was the hottest year on record. The 12 warmest years on record have all occurred since 1998.
In this article. Crohn's disease, also known as ileitis or regional enteritis, is a chronic illness. In Crohn's, the intestine, bowel, or other part of the digestive tract becomes inflamed and ulcerated -- marked with sores.
Crohn's disease is a form of inflammatory bowel disease (IBD). It usually affects the intestines, but may occur anywhere from the mouth to the end of the rectum (anus). Ulcerative colitis is a related condition. See All Â» News & Features.