ET Online
Jan 26, 2022
Brain fog, or clouding of consciousness, is one of the known symptoms of Long COVID.
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It includes impairment in attention, concentration, speed of information processing and memory.
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They manifest as problems remembering recent events, names or words, or in staying focused.
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New research in the US has linked brain fog to the virus affecting a person’s cerebrospinal fluid.
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Patients analysed had brain fog after mild Covid; their cerebrospinal fluid showed abnormalities.
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It revealed elevated levels of protein, suggesting inflammation, and the presence of unexpected antibodies
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The study suggests that analysing people with brain fog could show how Covid affects the brain.
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Another study, from the UK, says even some without Long COVID showed worse attention and memory for 6-9 months.
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Brain fog has been increasingly reported after the present third wave of Covid infection.
Image Source: istock
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