Healthy food, actions and yoga will help you not only keep your health, but also to improve. I recommend you this article undepress.net/natural-antidepressants-actions-and-food-of-the-good-mood/
In this article you can also find out how healthy food and actions will help to cope with stress and depression.
Vitamins for depression: what vitamins help to fight the disease? About it read in topic undepress.net/vitamins-for-depression-what-vitamins-help-to-fight-depression/