First, you should reduce the stress on the yet to come, for example, you should be meditation. To a clear mind. You should be relaxing by exercise or social activities.
First, you should be able to reduce stress to the subject, for example, you should be able to do mental meditation, solitude, or you should be able to relax, exercise, or social activities.
First you should be able to reduce the stress on the matter has not yet come, for example, you should be able to focus your mind to make clear or you should rest with the exercise or activity for society