□p>But □issing is □ot□just□a□roma□t□c gestur□□it also h□s scien□if□c□benefits. □hen we kiss, our □rains□re□ea□e a coc□tail□□f chemicals like □xytocin, dopami□e, □nd□serotonin□ k□o□n□as the "love □ormon□□." Th□se□chemical□ □□□ reduce stress, □oo□t mood, and create □eelings of□attachment and □ond□ng. Kissing also strengthens our□imm□ne system□by□exp□si□g□□s to a v□rie□y of bacteria that can h□l□ □u□ld immunity□