It’s during the middle-aged years that adults grow wiser, having learned from their previous mistakes. The middle-aged years is also a time when adults start seeing the results of their food choices. Stomachs may begin to balloon, thighs widen and hips thicken. However, diet isn’t the only culprit. Stress also plays a role in what an adult’s body looks like after she enters her middle years. Exercise is one option to slim down, getting back to earlier sizes. But, it’s not the only option.