But kis□in□ is not ju□t a□romantic g□sture—it a□so h□s scientif□c benefits□ When□we kiss, ou□ b□ain□ release a cock□ail□□f chem□ca□s like□oxytocin,□dopa□□ne, an□ serotoni□, □nown a□ □h□ "love hormone□." Th□se chem□cals can □educe str□ss, bo□st moo□, and cr□ate feelings□□□ attachment□and□bond□ng. Kissing also stren□□hens□o□r□immune sy□te□□by expo□ing us □o a□var□e□y o□ □acte□ia that c□n help build immun□ty.