17.04.2025 10:11

Smartphones Don’t Cause Dementia—They May Actually Protect Your Brain

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For years, critics have warned that excessive screen time could lead to "digital dementia," a supposed decline in cognitive function caused by overusing smartphones and the internet.

But a groundbreaking study has flipped this narrative on its head, showing that tech-savvy individuals may actually be shielding their brains from cognitive decline.

Researchers analyzed data from over 410,000 participants, focusing on people aged 50 and older, and found compelling evidence that regular internet and smartphone use is linked to a lower risk of dementia.

The results, detailed in a recent ScienceBlog article, suggest that those who frequently engage with digital platforms are 58% less likely to develop cognitive impairments compared to their less tech-oriented peers.

Far from harming the brain, technology appears to act as a cognitive booster. Active internet users showed slower rates of brain aging, likely due to the mental stimulation provided by navigating apps, consuming content, and staying connected online.

The study also highlighted another key benefit: smartphones and social media strengthen social bonds, which are critical for mental health and cognitive resilience. For older adults, staying digitally connected can combat isolation, a known risk factor for dementia.

These findings challenge the myth of digital dementia and underscore the potential of technology to support brain health. So, the next time someone warns you about the dangers of "too much screen time," you can confidently tell them: scrolling might just be keeping your brain young. We were right all along!


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