Response to stress in which the body attempts to improve vision: Stress-response
Emotional or physical strain caused by outside pressures: Negative stress
Released by the liver to increase the body's energy: Adrenaline
Positive stress: Eustress
Produce the hormones adrenaline and cortisol: Adrenal glands
Weakened if under stressful conditions for an extended period of time: Immune system
Physical ailment caused by stress: Ulcers