<□□But kissi□g i□ no□□j□st □ romant□□ gesture—it als□ has scientific □e□efits. □hen we kiss, □u□ □r□ins release a c□cktail□of □hemical□ l□ke oxytocin, d□□amine, and seroto□in, □no□n as the □love hor□ones." These c□emi□als c□n□reduc□□stress,□boos□ □□□d, and create feel□ng□ □f attachment and bondi□g□ Kissing also□□trengthens our immun□ □ystem□b□ ex□osing us to □ vari□ty of bacteria t□a□ can □e□p b□ild i□munity.