The most dangerous frequency is at the median alpha-rhythm frequencies of the brain: 7 hz . This is also the resonant frequency of the body’s organs.
Read moreCan you hear 19 Hz?
The key here is frequency: 19hz is in the range known as infrasound, below the range of human hearing , which begins at 20hz.15 Eki 2003
Read moreIs 20 Hz high or low-frequency?
Sound at 20-200 Hz is called low-frequency sound, while for sound below 20 Hz the term infrasound is used.
Read moreWhat is the frequency that makes you scared?
According to recent studies, your brain learns and expresses fear at a certain brainwave frequency, and changing the frequency can change the feeling. Researchers found that the brainwave frequency of fear is four cycles per second , or 4 hertz.
Read moreWhat sound is 7hz?
Especially dangerous is infrasound at the frequency of 7 Hz, since this sound, generating frequencies, close to characteristic frequencies of the organs of our body, may disturb the heart or brain activity. Machines, natural sources storms, earthquakes, hurricanes, etc. generate infrasound.
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