Analysis of the brain scans, which focused on areas where meditation-associated differences were seen in earlier studies, found increased grey-matter density in the hippocampus, known to be important for learning and memory, and in structures associated with self-awareness, compassion and introspection. Grey matter is the brain tissue that contains nerve cells.
If you are interested in learning more about meditation then check out this article on meditation for fitness that I wrote a while ago that is of course still relevant. Also There was a past study on meditation for stress relief and the science of meditation .
After seeing this 8 week meditation study I say find a quiet corner in the house and just sit quietly and see what meditation can do for you.