Brain Fog

COVID-19: Mounting Evidence Links Virus to IQ Drop and Cognitive Decline

Mounting research suggests a concerning link between COVID-19 infection and cognitive decline, even manifesting as measurable drops in IQ scores. Anecdotal evidence overwhelmingly supports this, with numerous individuals reporting significant post-infection struggles with memory, focus, and overall cognitive function. Many describe a noticeable decline in their mental agility, a feeling of being “less quick,” struggling to find the right words, and experiencing significant difficulty with concentration and memory retention, even years after infection. This isn’t simply a matter of age or stress; these individuals report experiencing these difficulties *after* contracting COVID-19, suggesting a direct causal relationship.

The impact seems to vary depending on the severity and course of the infection.… Continue reading

People who had severe covid-19 in the first wave of the pandemic show cognitive decline years later, the equivalent to losing 10 IQ points

I can’t afford to lose 10 IQ points. The findings of a study indicate that people who had severe cases of Covid-19 in the first wave of the pandemic are now showing cognitive decline years later, equivalent to losing 10 IQ points. This revelation hits close to home because I’ve experienced firsthand the cognitive fog and difficulty in remembering things after having had the virus myself. It’s unsettling to feel like my mental sharpness has been dulled in comparison to how I used to be.

Interestingly, the study also points out that even mild cases of Covid-19 can have cognitive impacts, not just severe ones.… Continue reading