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... A daily intimacy exercise pioneered by couples therapists and clinical psychologists John and Julie Gottman, the six-second kiss is what it sounds like " taking a few moments out of each day to connect physically with your partner.

"It's kind of a funny thing to put on the to-do list," said Meola, who first learned of the Gottmans' work while studying for a theology master's degree focused on marriage and family.

Even when it felt a little silly, it made a difference.

"It's long enough to kind of ground you and say, Here's this other person that I love that I've committed to,' and you're resting in their presence in kind of a renewed way," said Meola, co-founder of the nonprofit Life-Giving Wounds in Bowie, Maryland, which aims to help adult children of divorced or separated couples.

Why does six seconds matter?

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