Current resonant freq. is 7.83hz for brainwave activity.also known as Schulmans resonance. Exposing you self to that frequency is stated to have positive impact on the body .
>>158989
A book on the study of the interaction between matter and email dilation need sciencefag to decode
https://books.google.com/books?id=JW84oFO5sR0C&pg=PA163&lpg=PA163&dq=russian+gnsr&source=bl&ots=BxRkzLwNdd&sig=jdXwmQj9GW6bIminFcQWkH_jc4E&hl=en&sa=X&ved=2ahUKEwip4L7Eur3bAhUMt1MKHSHCBIAQ6AEwCnoECAgQAQ#v=onepage&q=russian%20gnsr&f=false