eustress

[ yoo-stres ]

noun

1. physical, mental, or emotional tension that is caused by something positive or is psychologically or physically beneficial:

   When stress enhances function, such as when you’re lifting weights or accomplishing a challenging task, it could be considered eustress.

Word History and Origins

Origin of eustress¹

First recorded in 1965–70; eu- ( def ) + stress ( def )