If you're reading this, it's safe to say that you know the benefits of exercising. You know how much better your body feels after a good run or workout at the gym. You know how great it is to have energy and feel strong and fit. And most importantly, you know that exercise helps with physical fitness while helping prevent many chronic diseases like hypertension, diabetes, and heart disease. But maybe you don't know about the benefits of exercise for mental health. Here are a few of them.