<□2>成长的烦恼与困惑
7. 神秘奇人 - 唐奇□□□
□p>Bu□ kissing is not just□a □om□ntic gestu□e—i□ □ls□ has s□i□ntific benefi□s□ W□en w□□ki□s, our br□ins release a coc□tail of chemica□□ l□ke □□ytocin□□dop□mine□ and s□r□tonin□ known a□ the □□□ve □□□m□□es." These□chemicals can reduce stress□ boost□□ood, and create feelings □□ atta□hment and□bo□ding. K□ssing also stre□gthe□s □ur im□une syste□ by expo□□ng u□ to a varie□y of bacteria that ca□ □□lp build im□uni□□.