This useful article, put out by Harvard Health Publications, concludes that “If you’re carrying many extra pounds, you face a higher-than-average risk of a whopping 50 different health problems. These health conditions include the nation’s leading causes of death—heart disease, stroke, diabetes, and certain cancers—as well as less common ailments such as gout and gallstones. Perhaps even more compelling is the strong link between excess weight and depression, because this common mood disorder can have a profound, negative impact on your daily life.”
The article features a chart showing all parts of the body that can be affected by excess weight.