432Hz 'Brain Tuning' Is an Ancient Idea. Does It Actually Work?

Social media claims that 432Hz music boosts healing and cosmic harmony are not backed by strong science.

Research finds little evidence of a unique health effect from 432Hz versus the standard 440Hz tuning.

Any calming response to music is more likely due to tempo, perception, and relaxation than a mystical frequency.

The article separates popular sound therapy claims from what studies actually show about music and wellbeing.