Research shows that multitasking is associated with poor attention skills, depression, anxiety, and a decrease in gray matter density in the brain. (saragottfriedmd.com)
In teens whose verbal IQ scores had increased, for example, the scans showed increased gray matter density in a region of the brain activated by speech. (sciencemag.org)
Mindfulness practice leads to increases in regional brain gray matter density. (smartfertilitychoices.com)