Gaming and the Aging Brain: How Playing Video Games Could Delay Dementia by a Decade

A growing body of research suggests that playing video games can significantly delay dementia and cognitive decline in older adults by building cognitive reserve. Over 57 million Americans aged 50+ now play games regularly, driven by accessibility and emerging neuroscience findings. Unlike passive activities, gaming actively engages multiple brain systems, strengthening processing speed, working memory, and hippocampal function — the very faculties that deteriorate with age.