What meditation technique should I learn?
Meditation is a mental technique, that most people in a busy western mindset have trouble grasping without training. So find a meditation teacher and learn a technique.
At first, don't worry what technique you learn there are countless that will do.
The point is that you start exploring your mind in a way is not yet known.
Each meditation technique has a different impacts on your brain function. Some will energize, some will relax, some will trigger emotions you would rather die before feeling. And maybe, one day you will find the meditation technique that leads you to enlightenment.
If you like, you can start right here with the NeuroFinity meditation