Generally speaking, if there’s a problem in your relationship, it’s best to address it sooner than later, before you accumulate years of resentments that obscure the original, potentially easily fixable issue.
Going to therapy before marriage to get help dealing with their in-laws

Research suggests that women are more likely than men to experience tension with their in-laws.
Fuente: Shana Lebowitz - Business Insider, 23 September 2018.
Fuente: Shana Lebowitz - Business Insider, 23 September 2018.