□p>But kissing is not j□□t a□romantic □□□ture—it□als□ has □cientific benefi□s□□Wh□n we kiss,□our b□ain□□rel□as□ a cocktail of c□emic□ls □ike oxyto□in, dop□mine, a□d □ero□on□n, known as□□h□ "love h□rmo□es." These che□icals c□n redu□e str□ss, boost mo□d, □nd create feelings of □tt□c□ment a□d bo□ding. Kis□□ng also □trengt□□□s our □mmune □ystem by exposing us to a □ariety of □□c□er□a t□at □an help □uild immunity.