Study on the Relationship Between Mobile Phone Addiction and Functional Gastrointestinal Disorders

Inclusion Criteria: * College students from all over the country, over 17 years old, have a physical examination before entering school * Sign the informed consent form, voluntarily participate and fill in the questionnaire Exclusion Criteria: * People with diabetes, hyperthyroidism or hypothyroidism, peptic ulcer, inflammatory bowel disease, digestive tract tumor or severe medical and surgical disease * History of abdominal surgery (such as esophagus, stomach, small intestine, colon, rectum, appendix, gallbladder, hysterectomy, cesarean section) * Recently, there are some alarm symptoms, such as relieving black stool, bloody stool, hematemesis, abnormal anemia, fever, abnormal weight loss (no intention to lose weight, weight loss 5 kg in 3 months), change of defecation habits, dysphagia and so on * In the past 4 weeks, he has taken drugs that affect the judgment of gastrointestinal symptoms, such as anti-inflammatory painkillers, diazepam drugs, anti-anxiety drugs, depressants and so on