The Role of Osteopathy in Pregnancy Care
The Role of Osteopathy in Pregnancy Care
Pregnancy puts the body through genuine, significant mechanical change — this isn't something to just push through and accept as "part of it." Understanding what's actually happening to your spine and pelvis at each stage makes it a lot easier to know what's normal, what's worth addressing, and how treatment can help.
Why pregnancy affects the back and pelvis
Relaxin — a hormone released during pregnancy — loosens the ligaments, particularly around the pelvis, to prepare the body for childbirth. It's a necessary process, but it also means joints that are normally quite stable become more mobile, which can lead to imbalance and discomfort. Back pain is extremely common in pregnancy — research puts the figure anywhere from 50% up to 90% of pregnant women — so if you're dealing with it, you're firmly not the exception.
This isn't unique to pregnancy either — normal hormonal fluctuation across the menstrual cycle is already known to affect collagen and joint laxity to some degree, which is part of why women are generally more susceptible to certain joint and ligament injuries than men. Pregnancy simply amplifies this effect considerably, through sustained high levels of relaxin specifically.
Third trimester, patient has a deep lordosis, which is the curve of the lumbar spine.
How posture changes through pregnancy
First trimester — The pelvis can rotate posteriorly, and increased abdominal tension often flattens the natural curve of the lower back, which can itself become a source of discomfort even this early on.
Second trimester — As the belly grows, the lower back typically develops more inward curve (lordosis), and the upper back compensates with more outward curve (kyphosis). The added weight through the chest tends to pull the shoulders forward too — and an ill-fitting bra at this stage can contribute to pain around the ribs and sternum, which is worth checking if that's bothering you.
Third trimester — The lordosis deepens further, which increases strain on the facet joints of the spine. The growing weight of the abdomen also presses down on the pubic symphysis (the joint at the front of the pelvis), which is a common source of pain at this stage. That same postural change increases pressure on the bladder, which is why stress incontinence — leaking with a cough, laugh, or sneeze — becomes more common. Pelvic floor exercises can help here, though it's worth ruling out any neurological cause first rather than assuming it's purely mechanical. Some women — particularly those who are tall, thin, or naturally more hypermobile — develop a pronounced swayback posture, which can leave postural muscles fatigued from working harder than usual to hold things steady.
How Osteopathic treatment helps
Osteopathic treatment aims to ease the physical tension that builds up through these changes and support your body in adapting to them, rather than fighting against what's happening. Gentle, hands-on techniques help release tension, improve mobility in the areas taking the most strain, and support your body's own capacity to adapt and heal — which is really what treatment through pregnancy is doing throughout: helping the body do what it's already trying to do, more efficiently.
Safety through pregnancy
Osteopathy is considered safe throughout pregnancy, with no documented evidence of harm to mother or baby. That said, treatment is adapted as pregnancy progresses — prone positions (lying on your front) are avoided as they compress the abdomen, and prolonged lying flat on your back is avoided too, since it can reduce blood flow to the placenta. Side-lying or supported sitting positions are used instead, with cushioning to keep things comfortable.
Part of ongoing care also means staying alert to anything outside the musculoskeletal picture — signs of complications like pre-eclampsia or gestational diabetes — and working alongside your midwife or obstetrician rather than in isolation, so nothing falls between the gaps.
What you can do yourself
Staying appropriately active, paying attention to posture (particularly as your shape and centre of gravity shift through each trimester), and general self-care all help alongside hands-on treatment. None of this needs to be complicated — the goal is simply supporting your body through a stage where it's working harder than usual, not adding another thing to get perfectly right.
If pregnancy is putting your back or pelvis through it, you don't have to just get through it. Book an initial appointment below.