This document discusses stress, its causes and effects. It describes stress as the body's reaction to challenges or unkind events that cause feelings like tension, worry or discomfort. Stress can be positive and enhance productivity, or it can be negative and hurt performance. Common stressors include major life changes, everyday problems and physical surroundings. The document also outlines physical, emotional, behavioral and psychological signs of stress, and strategies for managing stress through controlling stressors, exercise, relaxation and coping techniques.