But □issing is not just a ro□antic gestu□e—it also □as □□ienti□ic benef□t□. □□e□ we kiss, o□r b□ains rel□a□e a cocktail□□f chemicals lik□□ox□to□in□ □opamine, and □erotonin, □nown as the "l□□e hor□ones□□ The□□ □hem□□als can reduce□stress, bo□□t mood□ a□□ creat□ fe□lings□o□ at□achment and bo□din□. Kiss□ng □lso s□ren□thens our imm□ne s□st□m□by ex□osing us□to a v□riety □f bacter□a that can help build□immun□ty.□/p>□