Fatigue


Fatigue
A state characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of weariness and tiredness. "Fatigue" is a favorite medical word. When a patient says they have been feeling unusually tired, "real tired," the doctor will usually write down that the patient presents with "fatigue."
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1. That state, following a period of mental or bodily activity, characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of weariness, sleepiness, or irritability; may also supervene when, from any cause, energy expenditure outstrips restorative processes and may be confined to a single organ. 2. Sensation of boredom and lassitude due to absence of stimulation, monotony, or lack of interest in one's surroundings. [Fr., fr. L. fatigo, to tire]
- auditory f. temporary shift of threshold sensitivity following exposure to sound.
- battle f. a term used to denote psychiatric illness consequent to the stresses of battle. SYN: shell shock.

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fa·tigue fə-'tēg n
1) weariness or exhaustion from labor, exertion, or stress
2) the temporary loss of power to respond induced in a sensory receptor or motor end organ by continued stimulation
fatigue vb, fa·tigued; fa·tigu·ing vt
1) to weary with labor or exertion
2) to induce a condition of fatigue in (as an effector organ) vi to be affected with fatigue: become weary

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n.
1. mental or physical tiredness, following prolonged or intense activity. Muscle fatigue may be due to the waste products of metabolism accumulating in the muscles faster than they can be removed by the venous blood. Incorrect or inadequate food intake or disease may predispose a person to fatigue.
2. the inability of an organism, an organ, or a tissue to give a normal response to a stimulus until a certain recovery period has elapsed.

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fa·tigue (fə-tēgґ) [Fr.; L. fatigatio] 1. a state of increased discomfort and decreased efficiency resulting from prolonged or excessive exertion; loss of power or capacity to respond to stimulation. 2. the gradual fracturing of a material due to repetitive or cyclic stress.

Medical dictionary. 2011.

Synonyms:
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Look at other dictionaries:

  • FATIGUE — Le terme de fatigue désigne à la fois un sentiment vécu, n’apparaissant qu’à travers le récit personnel de celui qui l’a ressenti, et un ensemble de signes notés et enregistrés par un observateur impartial. Cette dualité permet d’opposer la… …   Encyclopédie Universelle

  • fatigue — FATIGUE. subst. f. Travail penible, & capable de lasser. La fatigue du chemin. les fatigues de la guerre. endurer, souffrir, supporter la fatigue. se faire à la fatigue. s endurcir à la fatigue. une longue contention d esprit est d une grande… …   Dictionnaire de l'Académie française

  • Fatigue — Fa*tigue , n. [F., fr. fatiguer to fatigue, L. fatigare; cf. L. affatim sufficiently.] 1. Weariness from bodily labor or mental exertion; lassitude or exhaustion of strength. [1913 Webster] 2. The cause of weariness; labor; toil; as, the fatigues …   The Collaborative International Dictionary of English

  • Fatigue — may refer to:*Fatigue (medical) tiredness in humans **Chronic fatigue syndrome an illness of the central nervous system *Fatigue (material) failure by repeated stress in materials *Battledress military uniform, also known as fatigues (BDU or ACU) …   Wikipedia

  • fatigué — fatigué, ée (fa ti ghé, ghée) part. passé. 1°   Qui est en proie à de la fatigue. •   Vous me semblez tous deux fatigués du voyage ; Reposez vous, usez du peu que nous avons, LA FONT. Phil. et Bauc.. •   Le vicomte de Turenne, avec un petit… …   Dictionnaire de la Langue Française d'Émile Littré

  • fatigue — [fə tēg′] n. [Fr < fatiguer < L fatigare, to weary < * fatis, exhaustion < base of fames, hunger (see FAMINE) + agere, to drive, make (see ACT1)] 1. physical or mental exhaustion; weariness 2. the cause of this; hard work; toil 3. any …   English World dictionary

  • Fatigue — Fa*tigue , v. t. [imp. & p. p. {Fatigued}; p. pr. & vb. n. {Fatiguing}, n.] [Cf. F. fatiguer. See {Fatigue}, n.] To weary with labor or any bodily or mental exertion; to harass with toil; to exhaust the strength or endurance of; to tire. Syn: To… …   The Collaborative International Dictionary of English

  • fatigue — [n] tiredness brain fag*, burnout*, debility, dullness, enervation, ennui, exhaustion, faintness, fatigation, feebleness, heaviness, languor, lassitude, lethargy, listlessness, overtiredness, weakness, weariness; concepts 316,405 Ant. energy,… …   New thesaurus

  • fatigue — ► NOUN 1) extreme tiredness. 2) brittleness in metal or other materials caused by repeated stress. 3) (fatigues) loose fitting clothing of a sort worn by soldiers. 4) (fatigues) menial non military tasks performed by a soldier. ► VERB ( …   English terms dictionary

  • Fatigue — Fatigue. См. Усталость. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Fatigue — (fr., spr. Fatihk, Fatigation), Ermüdung, Beschwerde; daher Fatiguencommando, ein mit Beschwerlichkeit, aber nicht mit Gefahr verknüpftes Commando, wie Stroh u. Holz holen, Brandwache thun; Gegensatz: Ehrencommando, s.d. Fatiguiren, 1) ermüden,… …   Pierer's Universal-Lexikon


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