Crohn's disease is a chronic illness that affects a person's digestive system with no known cause. When Crohn's disease strikes, it can affect any part of your digestive system, from your mouth to your anus. Crohn's disease is chronic and there is no known cure for this disease. So basically, once a person is diagnosed with this disease, they might as well get used to living the rest of their life affected by Crohn's disease. Crohn's disease is not, shall we say, "constant." Symptoms appear intermittently during what are usually called “flares.” Although there is no known cause, some people suspect that certain types of mycobacteria may actually be the cause of Crohn's disease, but this is just a solid theory that they are testing . In a healthy person, the immune system is made up of so-called immune cells. These immune cells then produce certain proteins that inhabit the immune system. These proteins, along with the cells that produce them, help strengthen the immune system by protecting the body against bacteria, viruses, and fungi, as well as any other body invaders that may harm your body. When the immune system is called upon to rid the body of one of these invaders, the area of ​​tissue that the immune system is called upon to protect becomes inflamed. When a person has Crohn's disease, the immune system protects the body. is requested much more often. But in this case, when the immune system is challenged, no foreign invaders are found in the body. With unnecessary additional protection and inflammation of the body, the intestines can be damaged and ulcers can occur. In the early stages of this disease, erosion...... middle of paper ......e-up of the colitis ulcer and worsen the symptoms. So overall, Crohn's disease and ulcerative colitis have many similarities. Their symptoms and causes are very similar. Both of these conditions can be very painful and have lifelong effects on the human body. However, Crohn's disease can affect a person on a deeper level and cause more damage throughout the entire digestive tract instead of just a few places. However, I certainly wouldn't want to have to deal with any of these conditions. disease/crohns-disease/tc/crohns-disease-topic-overview?page=2http://www.medicinenet.com/crohns_disease/article.htmhttp://www.mayoclinic.com/health/crohns-disease/DS00104/ DSECTION=treatments-and-drugshttp://www.medicalnewstoday.com/articles/151620.php