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This topic has appeared in the trending rankings 1 time(s) in the past year. While it does not trend frequently, its appearance suggests a renewed or concentrated surge of public interest.
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Clouding_of_consciousness entered the ranking for the first time today at position #. This is its highest position ever recorded.
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-07-23 and was most recently seen on 2026-07-23.
Clouding of consciousness, also called brain fog or mental fog, occurs when a person is conscious but slightly less wakeful or aware than normal. The term "brain fog" is used to represent a subjective condition of perceived cognitive impairment. A 2023 review article defined brain fog as "a phenomenon of fluctuating states of perceived cognitive dysfunction that could have implications in the functional application of cognitive skills in people's participation in daily activities". Sufferers may be less aware of time and their surroundings, and find it difficult to pay attention. People describe this subjective sensation as their mind being "foggy".
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This topic has recently gained attention due to increased public interest. Search activity and Wikipedia pageviews suggest growing global engagement.
Search interest data over the past 12 months indicates that this topic periodically attracts global attention. Sudden spikes often correlate with major news events, public statements, or geopolitical developments.