"We found long-term meditators have an increased amount of gray matter in the insula and sensory regions, the auditory and sensory cortex. Which makes sense. When you’re mindful, you’re paying attention to your breathing, to sounds, to the present moment experience, and shutting cognition down. It stands to reason your senses would be enhanced. We also found they had more gray matter in the frontal cortex, which is associated with working memory and executive decision making." - Interview with Harvard Neuroscientist
What more needs to be said?