Sit or lie down and rest
Slow your breathing
Inhale through your nose for 4 seconds
Exhale slowly for 6 to 8 seconds
Loosen tight clothing
Drink cool water slowly
Move to a cool, quiet place
Stop physical activity
Avoid caffeine, nicotine, and stimulants
Try a vagal maneuver only if you know it is safe for you
Use a cold compress on your face or neck
Focus on relaxing your shoulders and jaw
If you have chest pain, shortness of breath, fainting, or severe dizziness, call emergency services immediately