These ideas about looking after yourself first echo my own thinking.
I'd like to add that home cooked meals of fresh organic vegetables and clean unprocessed foods in general will enormously help.
Meditation is known to be an excellent stress relief technique, but be warned - meditation is the thin end of a wedge, which will (asymptomatically) cause you to completely re-evaluate the entire meaning of your life. The long term outcome is likely to involve a considerable improvement in focus, greater enjoyment of day to day life, and for those who seek understanding Enlightenment is possible.