In this part of India (PUNJAB) when we ask for sonography Abdomen,  apart from other findings, invariably fatty change liver is there.,whethe rpatient is alcohlic or non alcohlic,vegetarian or nonvegetarian it does not matter .Patients are having no problem related to it,It is a coincidental finding Can anybody suggest reason as to why it is so?Should we do any thing to treat it,Can any preventive steps be taken. What are likely complications?