noun ダウンロード 🔗共有 セロトニン、神経伝達物質 An indoleamine neurotransmitter, 5-hydroxytryptamine, that is involved in depression, appetite, etc., and is crucial in maintaining a sense of well-being, security, etc. Examples : "Exercise and spending time in nature can boost serotonin levels, leading to improved mood and a greater sense of well-being. " 運動と自然の中で過ごす時間はセロトニン値を高め、気分を改善し、より大きな幸福感をもたらす可能性があります。 medicine physiology mind body biochemistry AIとチャット語彙ゲーム読解練習