ADVANCED RESEARCH IN GASTROENTEROLOGY & HEPATOLOGY  JUNIPER PUBLISHERS          Authored by Andrés J del Pozo-García        Editorial   Obesity has become an epidemic worldwide, especially  in Western countries, and several medical societies have stated it as a  chronic medical disease [1,2]. Lifestyle habits have worsened during the  last decades, and precooked food and saturated fat ingestion have been  included in many people’s routine diet. It has been well known since  decades that obesity dramatically increases mortality, according to its  higher rate of cardiovascular diseases and metabolic disorders, but it  also favors obstructive sleep-apnea or osteoarticular diseases.  Furthermore, its role as a decisive risk factor for colorectal cancer  and other neoplasiashas emerged.     Diet and lifestyle modifications, weight loss drugs  and bariatric surgery were, until now, the available measures to stop  this scourge, but for several reasons, obesity expan...