Acute fatigue

...In this case, according to Kazutaka Ogi, overwork refers to "fatigue with after-effects that interfere with daily life, that is, a state in which some kind of health problem occurs and ultimately leads to a loss of ability to work or learn."
[Classification of fatigue]
Fatigue can be divided into acute and chronic fatigue depending on how it manifests (Figure). There are two types of acute fatigue: acute fatigue in the narrow sense, which occurs over a short period of time, from a few minutes to a few tens of minutes, and subacute fatigue, which occurs over a period of several hours. Both types can be cured with a relatively short period of rest.

*Some of the terminology explanations that mention "acute fatigue" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…この場合，過労とは小木和孝によれば〈日常生活のさまたげになる後影響の生じた疲労，すなわち何らかの健康障害を生じ，最終的には労働や学習能力の損失をきたした状態〉をさす。
［疲労の分類］
　疲労はその発現の仕方によって，急性疲労と慢性疲労に分けられる(図)。急性疲労には，数分から数十分という短時間に発生する狭義の急性疲労と，数時間単位で発生する亜急性疲労があり，いずれも比較的短期間の休息で回復する。…

※「急性疲労」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報