Boundaries that change with life

Because you two live in a context that keeps changing, and how a relationship feels partly reflects how well partners adjust to it¹. An arrangement that suited your old life, such as who cooks, who answers the family group chat or how much time you spend with relatives, can quietly stop fitting.

Some changes are big. Becoming parents tends to bring a small average dip in relationship satisfaction², though childless newlyweds show a similar dip, so part of it may simply be the early years of a relationship². Reactions vary a lot: some people's relationships get better after a baby³. Some issues also only appear once the change has happened. The most commonly reported conflict after a birth is how childcare is divided, which didn't exist before³. In different-sex dual-earner couples in the US, parenthood and work changes were linked with the female partner's share of housework⁴. Higher ongoing stress is linked with lower relationship quality¹.

Long-married couples facing a chronic illness tend to adapt their rituals rather than drop them, and for most, life as a couple can't go back to how it was⁵. If an illness or caring role is straining you both, support from professionals such as psychotherapists or social workers is recommended, ideally support that looks after the relationship as well as the patient⁵.

So try this: after a big change, pick a calm moment and ask each other which arrangements still work and which don't. If you can, talk about who does what before the change arrives. No best check-in interval has been shown, so choose a rhythm that suits you.

Start as a team. Being on the same page may help when you're handling in-law ties, which are often tricky⁶. Couples who see differently how close each partner is to the other's family are more likely to divorce later, so it's worth checking you both see it the same way⁶. That's a link, not proof that setting boundaries fixes anything.

A few things to try:

• Agree one issue first. Aim for a shared view on a single thing, not the whole family map⁶.
• Sort the changeable from the fixed. Some things, like distance, are outside your control⁶.
• Look at your own habits too. Tensions blamed on in-laws may partly reflect how you two communicate, and that can change⁶.
• Match the tone to the issue. A direct conversation tends to suit a serious problem that can change; a gentler, more validating approach tends to suit minor or fixed ones⁷.
• Offer a specific alternative. "I can't always reply during the week, can we check in on Sundays?" is clearer and kinder than a flat no⁸. Most families want to support you and may just need help seeing what that looks like now⁸.

Who should speak to whose family isn't settled. Decide it together, and lean towards each of you talking to your own side if that feels natural.