📘 Stress Begins with a Demand
Stress is a process that begins when circumstances are appraised as demanding, uncertain, or important. The demand may be physical, social, cognitive, or emotional. What matters is not only what happens outside the person, but also what res
What you’ll learn
- Alarm and AppraisalExplain how demands, uncertainty, control, and meaning shape stress appraisal.Stress begins as an interpretation of demands in context.
- Body MobilizesDescribe sympathetic, endocrine, interoceptive, and recovery processes in stress physiology.Body systems mobilize and regulate in coordinated patterns.
- Energy and AttentionExplain how stress can redirect energy, attention, memory, and decisions.Stress changes priorities across cognition and physiology.
- Repeated DemandsDistinguish acute and chronic stress and explain allostatic load and social evaluation.Repeated demands reduce recovery opportunities and accumulate effects.
- Learning and AdaptationDescribe how stress learning, habituation, resilience, and safety signals update responses.Stress responses adapt to experience but remain context-dependent.
- Measuring StressCompare stress measures, baselines, trajectories, and causal interpretations.Stress is a system that cannot be reduced to one score or marker.
Questions this course answers
What makes an event stressful in the appraisal model?
Stress depends on how demands, meanings, uncertainty, and resources are interpreted in context.
Match each stress concept with its description.
These concepts describe distinct but connected components of the stress system.
Put the broad stress-system sequence in order.
Stress unfolds across linked stages, although real systems can loop and overlap.
Why can the same event produce different stress responses?
The stress process depends on the relationship between a demand and the resources or meanings surrounding it.
What is the key idea of allostatic load?
Allostatic load is a research framework for cumulative regulatory costs, not one marker or diagnosis.
Grounded in trusted sources
- https://pmc.ncbi.nlm.nih.gov/articles/PMC5573739/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC5579396/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3610842/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3898684/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC5579395/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC4561403/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3181836/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3828192/
Every Wunder lesson is built from real, reputable sources — never invented.
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