Why couples who try new things stay together
Couples who try new things together don't just have more fun. The novelty is what keeps them close. Here's the science, and the simplest way to use it.
Andris Barkans·August 11, 2026·7 min read
Every long relationship eventually starts running on autopilot. Same Friday, same takeaway, the same three restaurants in rotation. It rarely feels like a problem, because nothing is actually wrong. But couples who keep trying new things together tend to stay closer than couples who don't, and the reason isn't willpower or chemistry. It's novelty, and it's doing measurable work in the background.
That's the part most relationship advice skips. "Keep the spark alive" is a slogan, not a mechanism. This is the mechanism: why shared novelty holds couples together, what the research actually found, and how to get the benefit without turning date night into a second job.
Familiarity isn't the enemy. Autopilot is.
Your brain is built to tune out anything predictable. It's an efficiency feature. The first time you take a route, you notice everything; by the fiftieth, you arrive with no memory of the drive. The same thing happens to a relationship. The restaurant, the routine, the stories you've both heard before all stop registering, and eventually so does the person telling them.
This is worth being precise about, because it's easy to misread. A flat evening isn't proof that something is broken. It's proof your attention has habituated, exactly as designed. That's the quiet drift behind most of the signs you're in a relationship rut: not conflict, just two people who've stopped surprising each other. The good news is that the fix targets the attention problem directly, and it's simpler than most people expect.
What the research actually found
The clearest evidence comes from work on self-expansion: the idea that we grow our sense of self through new, stimulating experiences, and that a partner is one of the main ways we do it. Early in a relationship, self-expansion happens automatically. Everything about the other person is new, so being together is a constant stream of discovery. That's a large part of what the early rush actually is.
The problem is that it fades on a schedule. Once you know someone well, the automatic novelty runs out, and unless you replace it deliberately, the relationship coasts. In a set of studies published in the Journal of Personality and Social Psychology, researchers found that established couples who engaged in self-expanding, novel activities together reported more desire and greater satisfaction than couples who stuck to familiar, comfortable ones. The effect held across relationship length, and it showed up even when the couples were simply assigned new activities rather than choosing them.
In other words, the novelty most couples think they've permanently lost isn't gone. It just stopped arriving on its own.
Novelty beats "nice"
Here's the distinction that trips people up. A pleasant, familiar evening maintains a relationship. A novel one expands it. Those are not the same thing, and most date nights are firmly in the first category.
Dinner at your usual place is pleasant. It is also, neurologically, close to invisible. It keeps things ticking without adding anything new for either of you to react to. That's fine occasionally, but a relationship run entirely on "nice" slowly flattens, because nothing in it is ever unexpected. The activities that actually move the needle carry a small charge of the unfamiliar, which is why doing something mildly outside your routine together beats a more expensive version of the thing you always do.
The catch: it has to be a little uncomfortable
Novelty only works if it's genuinely novel, which means a faint edge of uncertainty is a feature, not a bug. You want the version where you're both slightly out of your depth, laughing at how bad you are at it, figuring it out in real time. That shared not-quite-knowing is where the connection gets made.
But there's a subtler finding underneath this, and it's the one worth holding onto. The benefit lives less in the specific activity than in whether it feels fresh. You don't need a bungee jump or an expensive class. You need the sense of stepping into something you can't fully predict, together. That's the entire logic behind a good mystery date and behind more playful setups like a blindfold date: they manufacture the not-knowing on purpose, which is exactly the ingredient a long relationship stops producing by itself. Even an anniversary, the most over-planned night of the year, lands harder when there's something in it neither of you saw coming.
Why this is hard to actually do (and the fix)
If novelty is this good for a relationship, why doesn't everyone just do more of it? Because knowing it helps and actually pulling it off are two different problems. The barrier is almost never a shortage of ideas. It's that trying something new requires a decision, decisions require energy, and by the end of a normal week neither of you has any left. So you default to the familiar, not because you want to, but because the familiar doesn't ask anything of you.
That's the trap. The exact thing your relationship needs is the thing you're too depleted to organise, and the depletion wins by default, night after night. Breaking it doesn't take more motivation. It takes removing the decision, so novelty stops depending on whichever of you has the energy to plan it.
This is the whole reason BlindfoldDate exists. It picks somewhere neither of you chose and hands you a small challenge to do while you're there, so the newness is built in and the deciding is gone. You get the self-expansion the research points to, without the negotiation that usually kills it before it starts.
Frequently asked questions
How often do couples need to try new things to see a benefit?
More often than a birthday, less often than you'd fear. The point isn't grand gestures on a schedule; it's keeping a steady trickle of the unfamiliar in the mix so the relationship never fully settles into autopilot. A small new thing every couple of weeks does more than one big adventure a year.
Does the activity have to be expensive or dramatic?
No. The research suggests the freshness matters far more than the price or the spectacle. A cheap, slightly awkward first-time thing beats an expensive repeat of your usual night. What you're after is the feeling of not quite knowing how it'll go, not a bigger receipt.
What if we have completely different ideas of "fun"?
That's normal, and it's part of why couples stall out: the negotiation over what counts as fun becomes its own obstacle. The workaround is to stop trying to agree on the perfect activity and instead commit to novelty in general, then let something or someone outside the two of you make the specific call.
Ready to stop deciding and start dating?
Novelty is the thing quietly holding long relationships together, and it's also the thing that's easiest to let slide when you're both tired of choosing. That's a fixable problem. BlindfoldDate takes the deciding off your plate, picks a surprise spot, and gives you a challenge to tackle together, so the newness happens whether or not you had the energy to plan it. Try it free at blindfolddate.com and let your next date surprise you both.
