Because the Earth is a three-dimensional sphere and not merely a two-dimensional flat, East-West surface. Because of this spherical shape, often times the shortest distance is flying more north and south, up over the Northern latitudes and the North Pole, rather than flying east/west over the Pacific.
1 Too few red blood cells (anemia). 2  Some people with Crohn's disease develop anemia because of low iron levels caused by bloody stools or the intestinal inflammation itself. A high fever may mean that you have an infection, such as an abscess. 2  Weight loss. 3  Ongoing symptoms, such as diarrhea, can lead to weight loss. 4  Too few red blood cells (anemia). 5  Some people with Crohn's disease develop anemia because of low iron levels caused by bloody stools or the intestinal inflammation itself.
If you have Crohn's disease that affects your colon, you will have a higher risk of developing bowel cancer. One in 20 people with Crohn's disease will develop bowel cancer in the 10 years after their condition is diagnosed. Causes of Crohn's disease. The reasons why you may develop Crohn's disease aren't fully understood.