1. Drink less pop. (Never after 3 PM)
2. Don't stay up late.
3. Don't sleep in too late.
4. Change diet to be healthier foods.
5. Take Vitamin Stress Supplement that emphasizes Vitamin C.
6. Drink more water.
7. Exercise.
8. Don't play too much Blockland, or watch too much TV.
Just a few I can think of. Dr. Jeep knows a lot about this topic. Also, the above comments are wrong. You already know what stresses you, otherwise you wouldn't be stressed. I gave you both ways to deal with it, and prevent it.