https://3speak.tv/watch?v=frequencymind/tfoanmez
349 Hz could have a positive effect on the aging process and even help to reverse it and therefore this frequency could be interesting for anti-aging purposes.

When listening to frequencies, you should always drink enough water! The frequencies can be listened with speakers as well as with earphones.

Important Disclaimer: Frequencies should not replace medical treatment!

My Youtube Channel: https://www.youtube.com/@frequencymind