mainly mindfulness meditation, which is very similar to insight meditation, and also samatha (concentration), zen and non-dual approaches insighttimer.com/backtobeingmethod Some of the teachers i learn from and have a tremendous amount of respect for are thich nhat hanh, jon kabat zinn, adyashanti and rob burbea hope this helps!
Dear Peter, Karim. Is trembling of the inner ear ( by some noises) are also coming from the brain as the sound? It feels like a tension on the nerve system..
