Answers are grounded in this paper and cite their sources.
'Brain fog' is used on Reddit to describe heterogeneous experiences, including of dissociation, fatigue, forgetfulness and excessive cognitive effort, and in association with a range of illnesses, drugs and behaviours. Encouraging detailed description of these experiences will help us better understand pathophysiological mechanisms underlying cognitive symptoms in health and disease.
No takes yet. Share an insight, caveat, or question.
McWhirter et al. (2022) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: