Infrasound Can Subtly Raise Stress and Discomfort, New Study Finds
Summary
New research suggests that infrasound -- very low-frequency sound below 20 Hz -- can increase cortisol levels and irritability, offering a scientific explanatio...
Description
New research suggests that infrasound -- very low-frequency sound below 20 Hz -- can increase cortisol levels and irritability, offering a scientific explanatio...
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