<□□B□t □issing is n□□ ju□t a roman□ic gestu□e—□□ also has□sc□entif□□ benefi□s. When □e ki□s, our b□a□n□ r□lease a□□□ck□□i□ o□□ch□micals l□ke oxytocin□ dopamine, and □er□ton□n, kno□n as th□ "l□ve hormones."□These c□em□cal□ ca□ redu□e str□ss□ boost□mood, an□ crea□e feelings of attachment□and □onding. Ki□si□g also streng□hens our im□u□e system by□exposing us t□ a var□ety of ba□teria t□at can help build immunity.□>