The influence of obesity on the risk of development of selected gastrointestinal cancers

Purpose of the study: The subject of consideration is the influence of obesity on gastrointestinal cancers. Considerations were focused on discussing the connection between obesity and the risk of cancer of particular organs of the gastrointestinal tract. The aim of the work is to analyze this phenomenon and to show the connection between these two issues. Methodology: The article was prepared with the use the critical literature review method. Appropriate materials focused on the subject of consideration were searched, among others, in PubMed and specialized literature. Main conclusions: The analyzes of available materials show that obesity significantly affects the occurrence of gastrointestinal cancers, and also affects the treatment and prognosis of cancer patients. It predisposes not only to gastrointestinal cancers, which are the subject of this article, but also to other cancers, which is worth emphasizing. Applied studies: The article shows the broad influence of obesity on particular gastrointestinal cancers. The content contained in the article can be useful for doctors to systematize knowledge, but also for patients to make them aware and motivate them to change and a healthier lifestyle. Originality of research: The report presents medical knowledge in an accessible way, making it easier to assimilate. It allows to understand the problem of obesity and its impact on the incidence of gastrointestinal cancers. It may also inspire further research on this issu.