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Infrasound May Sway Mood Without People Realizing It, Study Suggests
Key Takeaways
- Researchers tested 36 participants with and without 18 Hz infrasound.
- Those exposed showed higher salivary cortisol and more irritability.
- Participants could not reliably tell when infrasound was present.
- The findings suggest low-frequency sound may influence mood outside awareness.
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DT Editorial Team··via medicalxpress.com