Being underweight was associated with functional dyspepsia (FD) in adults, independently of the presence of anxiety, an Asian cross-sectional study found, although anxiety was additionally associated with FD.
No relation was found between high body mass index (BMI) and other functional gastrointestinal disorders (FGIDs), according to Kee Huat Chuah, MD, of the University of Malaysia in Kuala Lumpur, and colleagues.