My two cents is that I try to look as inward as I'm looking outward. When I'm anxious or scared, I try to cut back on the caffeine and other stuff. Understand that going straightedge and sober is a weapon and shield in the fight for reality. It's an assertion of independence and responsibility for the health of the community.
The 5-4-3-2-1 coping technique helps ground you by encouraging you to identify your surroundings with your senses, helping regulate anxiety and stress.