It usually starts small. The hand that used to find yours in the car stays on the gearstick. The goodbye kiss turns into a wave. One evening you realise you can’t remember the last time either of you reached for the other.

If you’ve typed why my partner has stopped being affectionate into Google, you’re probably somewhere between hurt and confused, and maybe a bit embarrassed to be asking. Don’t be. This is one of the most common things couples quietly struggle with, and most of the time it’s a signal worth decoding rather than a verdict on your relationship.

Below you’ll find what the research actually says, nine reasons affection fades, what not to do, and a way to raise it without starting a fight. Some of these will fit your situation and some won’t. Read with that in mind.

What the research says about affection in relationships

Before the reasons, it helps to know why this matters. Affection isn’t a bonus feature of a relationship. The studies below suggest it works more like maintenance.

•    Small moments predict big outcomes. In John Gottman’s six-year study of newlyweds, couples who were still married had turned toward each other’s everyday “bids” for connection roughly 86 to 87 percent of the time. Couples who later divorced managed it only 33 percent of the time. The Gottman Institute explains bids here.

•    Touch supports long-term wellbeing. A U.S. study of 953 older couples (average age 71) found that affectionate touch predicted higher relationship satisfaction, life satisfaction and mental health five years later, regardless of how much sex they had. Read the abstract.

•    Closeness calms the body. Beate Ditzen and colleagues watched 183 couples under lab stress and found that expressions of intimacy helped cortisol, the stress hormone, settle faster in both men and women (PubMed summary). An earlier week-long study of 51 German couples linked more physical contact on a given day with lower cortisol, especially on difficult work days.

•    Affection makes conflict feel fixable. A survey of 300 students by Brigham Young University researchers found that couples using more non-sexual affection were happier, and said disagreements were easier to resolve (summary from Florida Tech).

One honest caveat: most of this work shows a link, not proof that touch alone repairs a relationship. Still, the pattern is consistent enough to take seriously when it disappears.

9 reasons your partner has stopped being affectionate

1. Stress and burnout

When someone is running on empty, closeness can feel like one more thing they owe. Chronic stress keeps the body’s alarm system switched on, and a tired nervous system doesn’t have much room for tenderness. The irony is that closeness helps the body settle, as the Ditzen work suggests, but a person in survival mode rarely sees it that way. They aren’t rejecting you. They’re rationing energy.

Clue: the change lines up with a job shift, money worries, deadline season or a family crisis.

2. Depression, anxiety or emotional numbness

Depression doesn’t only lower mood. It can blunt positive feelings, affection included. The U.S. National Institute of Mental Health notes that depressed men often seem irritable or angry rather than sad, lose interest in work, family and hobbies, and may report physical complaints before emotional ones (NIMH: Men and Depression). From the outside, that can look exactly like a partner going cold.

Clue: they’ve pulled back from friends and hobbies too, not just from you. If that sounds familiar, encourage a doctor or counsellor visit, and frame it as concern rather than diagnosis.

3. Missed bids pile up

Gottman’s research found that tiny requests for attention (“look at this,” a sigh, a hand on a shoulder) are where connection lives or dies. When bids get brushed off, people stop making them. Affection rarely dies in one big fight. It fades through a thousand small shrugs.

Clue: conversations have become logistics. And be honest with yourself: have you been answering their bids lately? This one often runs in both directions.

4. Resentment nobody has named

Affection needs a little vulnerability, and most people won’t offer vulnerability where they feel unfairly treated. An unequal load at home, a harsh comment from three years ago, an argument that never really finished: any of these can sit quietly under a polite, cooler marriage.

Clue: they’re courteous, even helpful, but physical closeness feels like acting. You may notice sarcasm or sudden irritation over small things.

5. Life transitions and the roommate drift

A new baby, ageing parents, a move, a business launch. Couples slide into being co-managers of a household, and nobody decides to stop touching. The calendar just eats it. Picture a couple (a composite, not a real case) who go from daily kisses to six months of passing each other a shopping list. Neither is exactly unhappy. Both are lonely.

Clue: the change was gradual and began around a big life event.

6. Different touch needs or attachment styles

People genuinely differ in how much touch they want. Research on adult attachment links avoidant styles with a lower desire for touch, and a 2025 study in the journal Personal Relationships found that couples tend to do better when they share comfort with physical affection and feel similar to each other on it. After a stressful patch, the gap can widen: one partner reaches more, the other retreats more, and the cycle feeds itself.

Clue: they were never very touchy, or they’ve always needed space to recharge, but the gap has grown.

7. Health, hormones, medication or pain

Thyroid problems, chronic pain, poor sleep or sleep apnoea, perimenopause, low testosterone and some medications (certain antidepressants and blood-pressure drugs, for example) can lower energy and desire. Then there’s the quiet one: a partner who feels embarrassed about a physical difficulty may avoid all touch to dodge the pressure of where it might lead.

Clue: the withdrawal started alongside a health change, or they avoid any touch that could turn into sex. A check-up is a kind first suggestion.

8. Touch has turned into pressure

If every cuddle is read as a hint for sex, or every bit of distance as rejection, touch gets loaded, and people start dodging affection to avoid sending the wrong signal. Researchers at the University of Toronto and the University of Fribourg, studying American and Swiss couples, found that sex boosted affection the following day, which shows how tightly the two are linked. So when pressure kills one, it can quietly starve the other. The way back is touch with no agenda: a hand on the back, a long hug, a foot rub, nothing expected in return.

9. Fading feelings or a connection elsewhere

This is the answer nobody wants, so it deserves honest treatment. Sometimes a partner has emotionally checked out, or has put their emotional energy into someone else. Warning signs can include new secrecy around the phone, defensiveness over simple questions and an unexplained change in routine. But none of those proves anything on their own, and all of them also show up with stress and depression. Don’t investigate. Ask calmly, and notice whether they engage or shut the conversation down.

Clue: emotional shutdown plus secrecy plus a clear change in how they spend their time. If that fits, individual or couples counselling can help you think clearly.

What not to do (it usually makes things worse)

•    Don’t keep score of who reached for whom.

•    Don’t raise it at bedtime or in the middle of an argument.

•    Don’t withdraw your own affection as punishment. It only confirms the distance.

•    Don’t go through their phone or quiz their friends.

•    Don’t ask “what’s wrong with you?” Try “what’s it been like for you lately?” instead.

How to bring it up without starting a fight

Pick a calm, private moment, not when either of you is tired, hungry or already annoyed. A walk works well because you’re side by side rather than face to face. Start with what you’ve noticed and what you miss, not with what they’ve done wrong.

Then comes the hard bit: listen. Don’t defend, don’t fix. If they say “I’m just tired,” ask what’s been draining them. If they go quiet, say “No rush, I’d like to come back to this later this week,” and actually do it. One honest conversation often matters more than a month of guessing.

A 7-day reset to rebuild closeness

•    Day 1: Greet each other properly. A real hug, or a slow six-second kiss, when you part or reunite.

•    Day 2: Answer every bid today. Look up when they speak and respond, even to small things.

•    Day 3: Twenty minutes of talking with phones in another room. Ask one open question.

•    Day 4: Two minutes of no-agenda touch, like a hand on their shoulder while they cook.

•    Day 5: Say one specific thing you appreciate. “I liked how you handled that call” beats “you’re great.”

•    Day 6: Take one draining job off their plate without being asked.

•    Day 7: Check in together: what felt good, what felt forced, what do we keep?

Go slowly. Don’t expect a transformation by Sunday. You’re showing them, in small repeated ways, that closeness is safe again.

When it’s time to get professional help

Consider outside support if the distance has lasted several months, your partner won’t discuss it, you see signs of depression (low mood that lingers, loss of interest, changes in sleep or appetite), contempt has crept into how you speak to each other, or an affair is a real possibility. A doctor is a good first stop for the physical side. For the relationship itself, look for a couples therapist trained in an evidence-based approach such as the Gottman Method or Emotionally Focused Therapy.

If the withdrawal comes with control, threats or humiliation, that is a different and more serious issue. A domestic-violence helpline or a trusted professional is the right call.