□u□ kissing i□ no□ just a□romant□c g□sture—it also has□scientific□b□□efits. Whe□ we k□s□, o□r brains rele□se □ co□k□a□l□□f c□emi□als □ike o□y□oc□n, dopamine, and s□r□□on□n, kno□n □s the "□ove hormones." Thes□ chemicals can red□ce stress, boost□m□od□ and □□□ate f□elin□□ of □ttachment and bonding. Kissi□g□also strengthe□s□ou□ i□mune system□by □xposing us to a variety of □act□ria t□a□ can hel□ □ui□d□immunity.□>