How to Prevent Obesity: 21 Powerful Strategies That Work What is obesity, and why is it important? \ Obesity is an unhealthy condition that develops when the body has excessive body fat. It is not only skin deep; it adds tremendously to the likelihood that a person will have several chronic illnesses that include type 2 diabetes, cardiovascular disease, stroke, and some cancers. Obesity can affect mental health and can cause conditions such as depression and anxiety. The WHO believes that the prevalence of obesity has increased worldwide since 1975. This worrying trend underscores the importance of raising awareness and addressing the issue. The Concept of the Root Causes of Obesity Nature Vs. Nurture Although weight is sometimes genetically determined, in most cases, several lifestyle factors contribute to it, notably dietary and physical activity habits. Individuals who have a family history of obesity are more vulnerable, but healthy decisions can alleviate the risk. ...