According to the American Heart Association, “The benefits of maintaining a healthy weight go far beyond improved energy and smaller clothing sizes. By losing weight or maintaining a healthy weight, you are also likely to enjoy a higher quality-of-life.1” Gaining weight doesn’t happen overnight. It is usually the result of weeks of even months of neglect – a significantly long period of eating a poor diet and doing little to no exercise. A decadent birthday dinner or a weeklong vacation won’t make you fat – but a consistent, unhealthy lifestyle can (and will!). What are some of the main factors that contribute to weight gain?