Does music slow down when we yawn? Many people have claimed to have experienced this and say that when they yawn, the music slows down during the duration of the yawning.
After a medical test examining volunteers that wore headphones with tones playing, they found out that when the volunteers heard the one tone in one year and another tone in the other ear, they felt that the audio had slowed down as they shifted their attention to the other tone.
Read the full article here:
Why music slows down when you yawn.
There may be apps that do that. You can definitely find spectrum analyzers that will measure ultra low.
Is there an APP that can measure the ultra low frequency levels?
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