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Two Weeks Off Social Media Erases Brain Aging
10 Apr
Summary
- A 14-day digital detox reversed a decade of cognitive decline.
- Screen time dropped from five hours to under three daily.
- Depression symptoms improved more than with antidepressants.
A recent study involving over 467 adults demonstrated that a two-week break from internet-enabled smartphones can reverse a decade of cognitive aging.
Participants were asked to block all internet access, effectively turning their smartphones into basic calling and texting devices for 14 days. This digital detox led to a significant reduction in daily screen time, falling from over five hours to under three.
The results indicated substantial improvements in mental health, with depression symptoms showing greater improvement than typically seen with antidepressants or cognitive behavioral therapy.
Furthermore, sustained attention saw a remarkable increase, matching the cognitive benefits of reversing 10 years of age-related decline. Even participants who did not fully adhere to the detox period reported lasting positive effects.
These findings, published in PNAS Nexus, underscore the potent impact of reducing constant digital stimulation on cognitive function and overall well-being, suggesting even short periods of disconnection can yield significant benefits.
