Nevertheless, scientists all over the world state facts and indicators of electronic devices visible to the naked eye in experimental studies of meditators, - an increase in the density of gray matter in the parts of the brain that are responsible for self-control, self-awareness, joy, confidence, analysis and memorization of information, learning, attentiveness, creativity. On the contrary, a decrease in the density of gray matter in the parts of the brain that are activated during anxiety, fear, stress, panic, irritability, anger, and depressive states.