Do you consider your partner your best friend? Are they the first person you turn to when you have exciting news or when things get tough? Do you depend on their support? Are you a good friend to your partner? Being best friends with your partner is important. It dramatically increases the happiness of your relationship if you consider your partner your best friend. A 2017 study found “those who are best friends with their partners have the largest well-being benefits from marriage and cohabitation… the well-being benefits of marriage are on average about twice as large for those whose spouse is also their best friend.”