If you plan a new exercise routine or strenuous physical activity, plan to include extra time for sleep. You're better off compromising the amount of time exercising then the amount of time sleeping. Also, ensure that you have a solid foundation of energy and health through a health supporting diet and lifestyle. It should be done in a pleasant environment, utilizing your breathing and the proper techniques. Care should be taken with the back, knees and neck.
Relaxation rests the body and meditation rest the mind.
Both should be done in comfortable environments. Use a variety of methods, and like any new activity it takes practice to perfect. It is during sound and deep sleep that your body repairs and rebuilds itself. Before you start any new physical activities, ensure that you can provide the extra sleep that will be needed. Payable in US funds on major credit cards US money order.