Autosuggestion: the practice of repeatedly telling oneself or imagining something to influence one's mind or behavior (similar to self-hypnosis).
試合前に『落ち着け』と自己暗示をかけて緊張を抑えた。
Before the match, he told himself 'calm down' as an autosuggestion to control his nerves.
自己暗示でポジティブな習慣をつける人もいる。
Some people use autosuggestion to build positive habits.
自己暗示だけで病気が治るわけではないが、気分の改善には役立つことがある。
Autosuggestion alone won't cure illnesses, but it can sometimes help improve mood.