adrenal glands -> Produce the hormones adrenaline and cortisol
stress -> Emotional or physical strain caused by outside pressures
eustress -> Positive stress
immune system -> Weakened if under stressful conditions for an extended period of time
distress -> Negative stress
pupils dilate -> Response to stress in which the body attempts to improve vision
ulcers -> Physical ailment caused by stress
glucose -> Released by the liver to increase the body's energy
hypothalamus -> Signals the adrenal glands to produce hormones
fight or flight -> Stress-response