□□>Bu□ □issing□is no□ just a rom□ntic g□s□□re—□t also□has scientific benefits. Wh□n □e□kiss, our □rains release a cock□ail □f c□□mi□□□s□like oxytocin, □opa□in□, and serot□□in, k□own a□□t□e "l□v□□hormo□es." T□ese □hemicals can reduce stress□ □oos□ mood□ and create feelings of at□ach□□n□ an□ bondi□g. Kissing also stren□□h□ns our immun□ system by e□posing us□to a variety□of b□ct□□□a that can help□b□ild □m□u□□ty.