<□□B□□ ki□s□ng □s not just a□ro□antic ge□tu□e—i□ □l□o□□as sc□entif□c benefits. □he□ we □□ss, our brains release a cocktail of c□e□icals □□ke □xytocin□□dopamine, and se□otonin, kno□n a□ □□□ "lov□□horm□nes." These ch□mic□ls□ca□ reduce stress, boost mood, a□□ □reate feelings of attach□ent □nd bo□ding. K□ssing a□so stren□thens our □mmu□e system by expo□□ng us to□a var□ety□of bact□ria that can help □uild imm□□it□.