Ideas in this flowchart

• Stress is not inherently bad; its value depends on how challenges affect life.
• Hans Selye originally defined stress as the body's response to challenges.
• Selye objected to the implication that all challenging events are unhealthy and undesirable.
• Stress is not always harmful.
• Some challenges can be beneficial.
• Some degree of stress may be necessary for accomplishing useful things in life.
• Selye described good stress as “the spice of life.”