Although excessive internet usage is known to be negatively associated with various neurocognitive outcomes in the younger population, it improves cognitive function, memory, and verbal reasoning in older adults compared to non-users. However, the effect of internet usage duration on dementia risk in older adults is not well-studied. Now, a study examined the impact of the duration of internet usage on the risk of developing dementia in 18,154 dementia-free adults aged between 50 and 64.9 years.
17.1 years of follow-up demonstrated that regular internet usage reduced dementia risk by half in the participants compared to non-regular internet users. Participants with 0.1 to 2 hours of daily internet usage experienced the lowest risk of dementia . However, the dementia risk increased in participants with more than 2 hours of internet usage, and the highest estimated risk of dementia was…
