Getting engaged is an exciting time, and in the days and weeks leading up to saying ‘I do,’ you can be so busy planning and preparing for the big day that you might forget about the long road ahead.

In the infographic below by Business Insider, we learn seven scientifically proven facts that lead to a long and happy marriage. From tackling chores together to being each others cheerleaders, these guidelines can help strengthen relationships and banish resentment.

Couples looking to take the next step can also apply for marriage classes. Though predominantly associated with religious institutions, marriage prep classes are available to all couples and cover everything from fighting fairly to combining finances. While marriage classes do not change the quality of a relationship, they do improve the way a couple communicates. And after all, isn’t communication the key to a healthy relationship?

relationship facts