But kissing is□not just a romantic gesture□i□□also ha□ scien□i□ic benefits. W□en□we□kis□,□our□b□□i□s□rele□se a c□c□□ail □f chemicals li□e ox□tocin, d□p□mine, a□d serotonin□□known as□the□"love horm□nes." □□□se che□icals□can reduce stress, boost □ood, □□d creat□ feelings□of att□chme□t a□d bo□ding.□Kiss□ng also □trength□□s our immu□□ □ystem by □xp□sing us to□a var□et□□of bact□ria that □an help□build immu□it□.法□先锋:第3部 - 破案疑云
□语
<□2>□□的温馨时刻
爱□□索:暗藏着的情□□葛
视觉效果□□h2>