<□2>情感表达
<□2>大宋绯□□□/h2>
□□>But□□issing i□ not just a □om□ntic g□□t□□□—it also has scien□ific benefits. □□e□ we kiss, our b□□ins r□l□ase □ □oc□tail of□chemicals like ox□toc□n□ d□pamine□ and serotoni□, known as the □l□□e hormo□es." Thes□ □hemica□s can reduce stre□s, boo□t □ood, and □reate □eel□ngs □f attach□ent and□□onding□ Kissi□g also s□rengt□ens our □mmune □yst□m □y□□xpo□i□g u□ to a variety o□ bac□eria that ca□ help build imm□nity.