□p>But kiss□ng i□ □ot□just a roma□tic gestu□e—it also □as sc□□ntific benef□ts. When we ki□s, o□r br□i□s □□□e□se □ □ock□ai□ of chemica□s □ike ox□tocin, dopa□in□, and serot□n□□□ know□□□s the□"love hormones." These chemica□s □an reduce stres□, □o□st mood,□and cre□te f□□lings of attachme□t and□bondin□. K□ssing also s□ren□thens our□i□m□n□ system b□ exp□sing us to a variety of□b□cteria□□□at can □e□p buil□ immu□ity.