Psychosocial Stress

Exposure Definition

Chronic or acute stress from social, psychological, or environmental sources. Includes childhood adversity, discrimination, social isolation, financial strain, trauma, and major life events. Affects mental health, behavior, and physiologic stress responses.

Proxies

NameUnitMeasurementData source
Perceived stress scalescorePSS-10 questionnaireSelf-report
ACE score0-10Adverse childhood experiencesRetrospective questionnaire

Biological Systems Affected

mental health

Cortisol, HPA axis; anxiety, depression, psychosis risk

cardiovascular

Stress-induced hypertension, inflammation

Sensitive Developmental Windows

adolescence (10-24)

Identity formation; stress sensitivity; trauma effects

GxE Highlights

No GxE highlights recorded.

Tissue-Specific Notes

brainHPA axis

References

  1. 1.McEwen BS (2007). Stress and health. Nature. doi:10.1038/nature05444