At the beginning of the year I was feeling fairly depressed and definitely tired all the time. I was frustrated by all my stay at home mom responsibilities. I yelled at the kids and was just super negative. I decided to start doing what I could to try and change that. I started small. I started taking vitamin D. Then I started changing my diet so that I was eating more healthy foods and less sugar. I needed to get off of that sugar high and crash that I had every day. A few weeks later I started exercising. I wanted to take care of my health and most of all - I was really hoping the endorphins would help my mood and my energy levels. For the first little while it didn't seem to be helping. I was just falling asleep on the couch even earlier than before. I was still grouchy all the time and had that deflated feeling. I certainly attribute some of that to winter; the season that I have a lot of difficulty likely at all. Then I went away for four days. I was at the end ...