□p>But□kissing is n□t just □ rom□□t□c gest□re—□t also has□□cientific□benefi□s. When w□ kiss,□our □□ains release □ cocktail of c□e□ical□ like oxyto□□n, dopamin□, and □□r□□□nin, □now□ as th□ "love h□rmones." □hese □hemicals □an re□uc□ st□e□s,□boost m□od, and c□eate fee□i□gs of a□□achment □n□□bonding.□Kissing□also stre□gt□ens our im□□ne system by□e□posing us to a vari□ty of bacteri□ that can□help build□immunity.