Why love fades and people in relationships grow apart is one of life’s great mysteries. What prevents us from maintaining the passion, attraction, admiration, and closeness we once felt for our partner?

There’s so much relationship advice out there about how to improve your relationship, but what about the things that can harm your relationship or even be a reason for a breakup?Extensive couples research has shown with high accuracy that some behaviours can spell the certain death of a relationship.

So what are some of these surefire behaviours that will destroy a relationship? Check out the list below and if you want to avoid a relationship disaster, stay clear of these.