##  [Yerkes-Dodson Law](/yerkes-dodson-law) 

  ##  [Yerkes-Dodson Law](https://health.quantumdictionary.io/yerkes-dodson-law-0) 

  

 [![Health & Life Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Health%20%26%20Life%20Sciences.png.webp?itok=yyyaiQOY)](/topic-specific-dictionaries/health-life-sciences)



**Health & Life Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A psychophysiological principle that describes an inverted‑U relationship between physiological or psychological arousal and task performance: performance tends to be low at very low arousal, rises to an optimum at moderate arousal, and falls as arousal becomes excessive.

 

 

 

 

 





 

 



 ##  [Yerkes-Dodson Law](https://social.quantumdictionary.io/yerkes-dodson-law-1) 

  

 [![Social Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Social%20Sciences.png.webp?itok=FFG6NW1n)](/topic-specific-dictionaries/social-sciences)



**Social Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A principle describing a curvilinear relationship between physiological or psychological arousal and task performance in which performance tends to improve with arousal up to an optimal point and then decline as arousal increases further; the optimal arousal level varies with task complexity and individual differences.