How Stress Changes The Brain And Body
As the video explains, during a stressful situation, your adrenal glands release hormones called cortisol, adrenaline, and norepinephrine. Adrenaline causes the heart to beat faster and raises blood pressure. Meanwhile, cortisol causes the inner lining of blood vessels to function irregularly. Together, these changes increase the chances of heart attack or stroke. (High levels of cortisol are also connected to appetite fluctuation and weight gain.) The brain communicates stress to the enteric nervous system (ENS), a complex system of nerves found in the lining of the gut—the ENS is sometimes called the “second brain....