"If people improved their diet and their exercise habits, this would have a beneficial effect on all of the organs, because the body is an interconnected whole.
This seems obvious to us now, but such an organic way of thinking has great application to our psychological health as well. Now more than ever people focus on their specific problems - their depression, their lack of motivation, their social inadequacies, their boredom. But what governs all of these seemingly separate problems is our attitude, how we view the world on a daily basis. It is how we see and interpret events. Improve the overall attitude and everything else will elevate as well - creative powers, the ability to handle stress, confidence levels, relationships with people.