Read the following case study and answer the followingquestions in two lines each.

Rachel has been getting episodes of diarrhea, abdominal pain andbloating lately. She can't figure out why. She has also beengetting very tired and irritable. She was playing with her two-yearold nephew the other day and when he bumped her nose it startedbleeding. She has lost a bit of weight lately, but she thinks itmight just be from the diarrhea she's been having. Once in awhileshe'll get these awful migraines which is abnormal for her. Shenever even used to get mild headaches. One day her friends call herto see if she wants to go to a local brewery with them on Saturday.She excitedly says yes and can't wait to go check it out. Racheland her friends have a blast at the new brewery. They try a bunchof different samples of the brewery's new draft releases. Laterthat evening when Taylor is at home she starts to get really badabdominal pain and vomiting. She decides that she has had enough ofthese symptoms, and she makes an appointment with the doctor thenext day. The doctor takes a few tests, one of them being a bloodtest, and finds that she has celiac disease.

• Why did she have severe symptoms after her trip to thebrewery?
• How is celiac disease treated?
• What are the long-term effects if untreated?
• How common is this disease?
• What is the cause?