Tyla and Douglas Gabriel review a conference they attended on vibrational science. They review several modalities and devices that they found effective. Of course, you will want to do your own research and draw your own conclusions.
New modalities in vibrational healing
For those who would like to continue learning about vibrational science, we posted these audios a while back. Both audios go into more depth about energy, frequency, and vibration.
Energy Frequency and Vibration Part ONE
Energy Frequency Vibration Part TWO