命运的纠缠□2>
□p>B□t□ki□sing i□□□ot jus□ a□roman□i□ gesture—i□ a□□o has □cien□□f□c ben□fits. When we□kiss, our brain□ relea□e a c□ck□ail of chemica□s like oxytoci□, d□□am□ne, and serot□ni□,□known as□the□"□ove hormones." These□chemicals can r□duce stress,□boost mo□d, and create f□elin□□ of a□tachment a□□ bonding. Kissing also strengthens our □mmune□system by ex□os□ng us to □ variety o□ bac□□ria that can help bui□d□immunity.□/p>
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