Fast food is an affordable and convenient way to fill yourself up when on the run. Although you shouldn 't feel guilty for an occasional indulgence, regularly eating fast food can seriously damage your health. Coupled with low nutritional value, the high fat, calorie and sodium content of these foods can lead to a variety of health problems. With statistical associations to weight gain, obesity, diabetes, cardiovascular conditions and all-cause mortality, regularly eating fast food can be a dangerous thing.A typical fast food meal is extremely high in fat and calories. Weight gain occurs when you consume more calories than you burn in a day. In a 2004 study published in "The Lancet," researchers found that eating more than twice per week at fast food restaurants is linked to significantly more weight gain over time than occasional visits. similarly, researchers at the University of California, Berkeley in 2009 noted that living near a fast food restaurant is linked to a 5.2 percent greater risk of obesity.the 2004 study noted that regularly eating fast food doubles your chance of developing insulin resistance, which heightens risk of developing type 2 diabetes.The number of people worldwide living with diabetes has more than doubled since 1980, from 153 million then to nearly 350 million in 2011, according to a report in "The Guardian.Higher densities of fast food restaurants are linBringing young children to fast food restaurants for breakfast is a bad decision to make