How Stress Ruins Sleep via Worry and Anxiety Loops
Perceived stress worsens sleep quality in college students by triggering rumination and anxiety, which together mediate 40% of its impact on sleep.
- Elevated stress levels directly impair sleep quality by increasing cognitive arousal in young adults
- Repetitive negative thinking triggered by stress that prolongs sleep onset and fragments rest
| Metric | Scientific Observation | Impact Magnitude | Source | ||
|---|---|---|---|---|---|
| Direct Effect | Perceived stress on sleep quality | Significant negative impact | Wang et al. (2024) | ||
| Mediation Pathway | Rumination and anxiety chain | 40% of total effect | Wang et al. (2024) | ||
| Outcomes in Students | Insomnia and fatigue reports | Elevated with high stress | Wang et al. (2024) |