自律神経(じりつしんけい)

じりつしんけい
noun
autonomic nervous system
body-internal
1. autonomic nervous system; ANS
the part of the nervous system that controls involuntary bodily functions such as heart rate, digestion, and breathing
自律神経(じりつしんけい)を整(ととの)える。
Balance the autonomic nervous system.
ストレスで自律神経(じりつしんけい)が乱(みだ)れる。
Stress disrupts the autonomic nervous system.
自律神経(じりつしんけい)のバランスが崩(くず)れると体調(たいちょう)を崩(くず)しやすい。
When the autonomic nervous system is out of balance, you're more likely to feel unwell.

Types

  • 交感神経(こうかんしんけい): the sympathetic nervous system (activity, stress)
  • 副交感神経(ふくこうかんしんけい): the parasympathetic nervous system (rest, digestion)

Usage

In everyday Japanese, 自律神経(じりつしんけい) is talked about as something that can be "out of balance" and cause vague complaints such as poor sleep, fatigue, headaches or dizziness. The phrase 自律神経(じりつしんけい)を整(ととの)える is common in health magazines and advertising.

Common collocations

Related words

  • 自律神経失調症(じりつしんけいしっちょうしょう): autonomic imbalance, a common diagnosis for such vague symptoms

Related Words

Related: 自律神経失調症(じりつしんけいしっちょうしょう) (autonomic dysfunction)
Related: 感覚神経(かんかくしんけい) (sensory nerve)
Related: 中枢神経(ちゅうすうしんけい) (central nervous system)
Related: 神経系(しんけいけい) (nervous system)
Compare: 交感(こうかん)神経(しんけい) (sympathetic nerve)
Related: 末梢神経(まっしょうしんけい) (peripheral nerve)
Compare: 迷走神経(めいそうしんけい) (vagus nerve)
general
Added 2026.1.27 21:31 · Revised 2026.9.28 5:44
08500/08621_jiritsushinkei