MeSH Browser

MeSH Heading: Mental Fatigue
Tree Number(s): C23.888.369.500; F01.145.126.937
Unique ID: D005222
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D005222
Scope Note: A condition of low alertness or cognitive impairment, usually associated with prolonged mental activities or stress.
Entry Term(s): Brain Fog; Cognitive Exhaustion; Cognitive Weariness; Fatigue, Mental; Mental Fog
Public MeSH Note: 95; was FATIGUE, MENTAL 1963-94
Online Note: use MENTAL FATIGUE to search FATIGUE, MENTAL 1966-94
History Note: 95; was FATIGUE, MENTAL 1963-94
Date Established: 1995/01/01
Date of Entry: 1999/01/01
Revision Date: 2023/05/31

Allowable Qualifiers: blood (BL)

cerebrospinal fluid (CF)

chemically induced (CI)

classification (CL)

complications (CO)

diagnosis (DI)

diagnostic imaging (DG)

diet therapy (DH)

drug therapy (DT)

economics (EC)

enzymology (EN)

epidemiology (EP)

ethnology (EH)

etiology (ET)

genetics (GE)

history (HI)

immunology (IM)

metabolism (ME)

microbiology (MI)

mortality (MO)

nursing (NU)

parasitology (PS)

pathology (PA)

physiopathology (PP)

prevention & control (PC)

psychology (PX)

rehabilitation (RH)

surgery (SU)

therapy (TH)

urine (UR)

virology (VI)

Concept UI: M0008256
Scope Note: A condition of low alertness or cognitive impairment, usually associated with prolonged mental activities or stress.
Terms: Mental Fatigue Preferred Term
Term UI T015999
Date01/01/1999
LexicalTag NON
ThesaurusID NLM (1966); Mental Fog
Term UI T001112609
Date09/30/2021
LexicalTag NON
ThesaurusID NLM (2023); Brain Fog
Term UI T001112608
Date09/30/2021
LexicalTag NON
ThesaurusID NLM (2023); Fatigue, Mental
Term UI T015998
Date12/13/1993
LexicalTag NON
ThesaurusID NLM (1995); Cognitive Weariness
Term UI T001136663
Date04/21/2023
LexicalTag NON
ThesaurusID NLM (2024); Cognitive Exhaustion
Term UI T001136664
Date04/21/2023
LexicalTag NON
ThesaurusID NLM (2024)

Mental Fatigue MeSH Descriptor Data 2025