Playing video games expands regions of the frontal cortex. Published March 22, 2014 at 1044 × 752 in History repeats. Revelation ends up as show-business The dorsolateral prefrontal cortex (DLPFC) and frontal eye fields (FEF) are larger in people who spend more time playing video games. MRI of cortex, courtesy of http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3954649/