Brain fog is a dull inability to think clearly. Suffer brain fog, brain fog after illness.
It is not a diagnosis but a description, and it follows illness, poor sleep and stress alike. Brain fog is real enough to be measured on tests even when everything else looks normal.
1nounbrain fogA dull inability to think clearly.
“The brain fog after the virus lasted longer than the fever had.”
brain fog is a state.
Practised in Mental Health & Wellbeing