Butk□ssingisnotjustaromanticg□sture□i□□lsohas□cie□tifi□benefit□.Wh□nwekis□,ourbra□nsrele□s□acocktai□ofch□mica□sl□□eoxytocin,dopa□ine,andserot□nin,knownasthe"lovehormones."Th□□echemic□lsca□r□du□e□tress,boos□moo□,an□c□eatefeeling□ofattac□mentand□on□ing.Kissingal□ostrengt□□nsourimm□nesystembyexpo□ingusto□varie□yofbacteriat□atca□h□lpb□il□□mmun□ty.<□□□□p>Butkissing□snotjustaromanticgestur□—italsohas□□ientificbenef□ts.W□enwek□ss,ourbr□insreleaseacocktailofchemical□□ikeoxytocin,dopamine,andse□otonin,known□sth□"□ovehormones.□Thesech□□icalsca□reducestress,boo□tm□od□and□r□atefeelingso□a□tachmentandbon□□n□□Kissin□alsos□□engthe□s□urimmunes□□tembyexposingustoa□ariety□fbac□□riathatcanhe□pbuildimmuni□y. □u□□issingisn□tju□□aro□anticgestur□—□t□lsoha□scient□fic□enefit□.Whenw□ki□s,ourbrain□□eleas□acocktailo□□hemicalslikeoxy□oc□n,dopamine,a□dseroto□in□know□asthe"lo□ehormo□□s."Thesechemicalscanreducestr□ss□b□ostmood,andcreatefeeling□of□□ta□hmentan□□onding□Kissingalso□trengthensourimmunesystem□y□xposingu□t□avarietyofbacter□a□hat□anhelpbuildi□munity.