The cortisol then triggers the classic fight or flight response in the man's brain, and at the same time, cortisol gives him heightened awareness and a sudden burst of energy. (supernaturalacnetreatment.com)
This will help your body relax and shift out of fight or flight mode! (healthcentral.com)
My stress levels are so extreme and I'm in fight or flight mode 85 % of the time. (thyroidpharmacist.com)