This document discusses stress, its causes, effects, and management. It defines stress and outlines learning objectives about stress. Sources of stress include internal factors like illness and external factors like life events. Stress can be acute (eustress) or chronic (distress). The body's response to stress involves the hypothalamic-pituitary-adrenal axis and results in physical, emotional, and behavioral effects. Managing stress involves self-care, maintaining perspective, and using techniques like exercise and relaxation.