What is brain fog?

Laura Mcwhirter Heather Smyth Ingrid HoeritzauerAnna CouturierJon StoneAlan J Carson

Published in: Journal of neurology, neurosurgery, and psychiatry (2022)

'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.

Keyphrases

mental health
resting state
white matter
public health
healthcare
functional connectivity
sleep quality
cerebral ischemia
risk assessment
depressive symptoms
body mass index
subarachnoid hemorrhage
weight loss
drug induced