Answer:Exercise
It might seem contradictory, but putting physical stress on your body through exercise can relieve mental stress. The benefits are strongest when you exercise regularly. People who exercise regularly are less likely to experience anxiety than those who don't exercise
Explanation: theres also a thing called eustress
Eustress means beneficial stress—either psychological, physical (e.g. exercise), or biochemical/radiological (hormesis). The term was coined by endocrinologist Hans Selye, consisting of the Greek prefix eu- meaning "good", and stress, literally meaning "good stress