Sex After Birth

The rule, and what it really rests on

The NHS states it flatly: “there are no rules about when to start having sex again after you have given birth.” The much-repeated six weeks is the timing of the postnatal check, not a licence date.

Ireland's HSE gives the clinical version of the same idea: it is safe to have sex when “vaginal bleeding has stopped” and “any wounds or tears you have from the birth have healed”. Two conditions, both of which you can assess yourself. NICE NG192 groups sexual intercourse with driving, lifting and formal exercise as things women can resume after a caesarean “when they feel they have fully recovered… including any physical restrictions or pain”.

The related instruction is about internal products rather than sex: the HSE says not to use a tampon or menstrual cup for postnatal bleeding, and that it is normally safe to use them again once your regular periods are back. The reason bleeding and healing are the markers, rather than a date, is that the inside of your uterus is a healing wound.

Why it may hurt, and what is going on hormonally

The HSE explains the mechanism most clearly. During pregnancy your body has very high levels of oestrogen and progesterone, and “these levels drop suddenly after the birth of your placenta”. The result can be hot flushes and vaginal dryness — and, the HSE notes, “you might notice changes in your vagina and vulva even if you had a caesarean birth.” It adds that oestrogen levels usually return to normal “when you stop breastfeeding and your periods return”.

The NHS says the same in fewer words: “hormonal changes after birth can make your vagina feel drier than usual.” Dryness is not a sign that something has gone wrong, and it is not permanent.

There may also be a healing perineum. NICE NG194 warns that perineal pain that persists or worsens in the first weeks “may be associated with symptoms of depression, long-term perineal pain, problems with daily functioning and psychosexual difficulties”, and lists assisted vaginal birth, episiotomy or tear, wound infection or breakdown, and a birth experienced as traumatic among the risk factors for persistent pain. In other words, pain during sex after a difficult birth is a recognised clinical problem, not squeamishness.

What actually helps

• Lubricant. Both the NHS and HSE recommend it explicitly. The HSE says to use it “until the vaginal dryness improves”.
• Say so if it hurts. The NHS is unusually direct: “if penetration hurts, say so. If you pretend that everything's all right when it isn't, you may start to see sex as a nuisance or unpleasant, rather than a pleasure.”
• Go slowly, and start on your own terms. The NHS suggests exploring with your own fingers first “to reassure yourself that sex won't hurt”.
• Uncouple sex from penetration. The NHS: “you can still give each other pleasure without penetration — for example, by mutual masturbation”, and until you want sex, “both of you can carry on being loving and close in other ways.”
• Make time to relax together. The NHS: “you're more likely to make love when your minds are on each other rather than other things.”
• Pelvic floor exercises. The NHS notes they can help stop incontinence, improve prolapse “and make sex better too.”

Wanting to, or not

The NHS acknowledges the range without moralising: “it might be some time before you want to have sex.” You may be worried about changes to your body or about getting pregnant again, and partners may worry about causing pain. The HSE puts the practical cause first: “having a newborn can leave you exhausted and affect your sex drive at first.” Breastfeeding, and the low-oestrogen state that comes with it, is part of that picture too.

NICE NG194 lists sexual intercourse as one of the topics to discuss at postnatal contacts, alongside contraception and mental health — so raising it with a midwife or GP is expected, not awkward.

Contraception is a separate clock

This is where the biggest practical mistake happens. The NHS: “you can get pregnant 3 weeks after the birth of a baby, including if you're breastfeeding and your periods haven't started again.” You need contraception from 21 days if you do not want another pregnancy. The HSE says the same: you could become pregnant even if your periods have not returned. ACOG explains why — ovulation happens about two weeks before a period, so the first ovulation after birth comes before any bleeding tells you it has happened.

So the answer to “when can we have sex” and the answer to “when do we need contraception” are not the same date. The second comes first.

One reassurance worth having

NICE NG192 asks clinicians to discuss with women who have had a caesarean birth that they are “not at increased risk of depression, post-traumatic stress symptoms, pain on sexual intercourse, faecal incontinence or difficulties with breastfeeding.” A caesarean does not protect you from postnatal pain during sex, and it does not condemn you to it either.

When to call

Speak to your GP, midwife, obstetrician or public health nurse if:

• Sex hurts — the HSE says they can give advice or refer you to a specialist “if the pain is severe or does not improve”, and the NHS says to raise it at your postnatal check if you are still experiencing pain.
• Dryness is not improving with lubricant.
• You have a heavy feeling or bulge in your vagina, or you leak urine — both are treatable and both affect sex.
• You are struggling with how you feel about your body or about the birth. NICE says you should be offered the chance to talk about your birth experience and be told about birth reflection services.

Contact your midwife or GP urgently if you have bleeding that restarts or becomes heavy, discharge with an unpleasant smell, a fever, or a wound that opens or oozes — the HSE lists these as signs of infection. Call your local emergency number (999 in the UK and Ireland, 911 in the US and Canada, 000 in Australia, or 111 in New Zealand) if bleeding suddenly becomes heavy and you feel faint, dizzy or have a pounding heart.