 [ Symptoms ] what to use for arthritis pain relief in my fingers i currently use mobic 15mg for my arthritis i have very bad arthritis in each finger of both hands my fingers hurt every day and some of them dont even bend any more is there anything better than or in addition to mobic that i should be using [ Disease ] theories about what causes crohn is disease abound but none has been proven the most popular theory is that the body is immune system reacts to a virus or a bacterium by causing ongoing inflammation in the intestine people with crohn is disease tend to have abnormalities of the immune system but doctors do not know whether these abnormalities are a cause or result of the disease crohn is disease is not caused by emotional distress