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Postpartum Core and Pelvic Floor: Beyond Diastasis Recti

Dr. Grayson Fox, DC

6 min readLast updated: September 2026

Diastasis recti gets all the attention, but your core recovery isn't complete without your pelvic floor. Here's how the two work together after birth.

Postpartum Core and Pelvic Floor: Beyond Diastasis Recti

Diastasis recti gets a lot of the postpartum attention — the ab gap, the "mummy tummy," the exercises everyone shares after birth. But your core doesn't end at your abs, and neither does postpartum recovery. Underneath all of it sits your pelvic floor, and for a lot of parents, that's the part nobody explained before they needed it. If you've healed your diastasis recti, or you're working on it, and you're still dealing with leaks, heaviness, or a core that just doesn't feel like it's working the way it used to, this is the piece that's often missing.

Your Core Is a System, Not Just Your Abs

It's easy to think of "core strength" as your abdominal muscles, but your true core is a coordinated system: your diaphragm at the top, your deep abdominal muscles wrapping around the front and sides, your low back muscles behind, and your pelvic floor forming the base underneath all of it. During pregnancy, that entire system stretches and adapts to carry and deliver a baby. After birth, it doesn't automatically snap back into coordinated function just because time has passed — it has to relearn how to work together again.

That's why focusing only on the abdominal wall after birth — closing the diastasis recti gap through targeted exercises — can leave a parent feeling like something is still "off," even once the visible gap has improved. If the pelvic floor at the base of that system wasn't part of the plan, the system as a whole is still incomplete.

What the Pelvic Floor Actually Does

Your pelvic floor is a group of muscles stretching from your pubic bone to your tailbone, supporting your bladder, uterus, and bowel from below. It works as a team with your diaphragm and deep abdominals — when it's coordinating well, it helps stabilize your trunk, supports your pelvic organs, and helps manage pressure every time you cough, sneeze, laugh, lift, or exercise.

Pregnancy and delivery — vaginal or cesarean — change how that system functions. The pelvic floor stretches to accommodate pregnancy and birth, and it can come out the other side either overly tight and guarded, or understretched and weaker than before, depending on the individual. Neither pattern is something to be embarrassed about, and neither one resolves purely with time; both benefit from being specifically addressed.

Signs Your Pelvic Floor May Need Attention

Many parents assume some leaking or heaviness after birth is just a normal, permanent part of having had a baby. It's common — but common doesn't mean it has to be the rest of your story. Signs worth paying attention to include:

  • Leaking urine with coughing, sneezing, laughing, jumping, or exercise
  • A feeling of heaviness or pressure in the pelvis, especially by the end of the day
  • Ongoing lower back or hip discomfort that hasn't resolved alongside the rest of your postpartum recovery
  • Pain with intimacy that hasn't eased
  • A core that still feels disconnected or "not quite there" even after your diastasis recti has improved

How This Connects to Diastasis Recti

Your abdominal wall and pelvic floor are pressure-management partners. When you brace, lift, or even just stand, pressure moves through your trunk, and both structures are supposed to share that load together. A pelvic floor that isn't coordinating well often means the abdominal wall — including a healing diastasis recti gap — is absorbing more pressure than it should, which can slow that progress or make the gap harder to fully close. Our guide on healing your core after birth covers the abdominal side of this picture in more depth; this article is meant to sit alongside it, not replace it.

Where Gentle Care Fits In

Postpartum recovery care at Little Roots looks at your whole core system rather than isolating the abdominal wall on its own. That includes gentle, pregnancy- and postpartum-specific care that supports pelvic balance and nervous system function as your body relearns coordinated movement after birth. It's part of the same prenatal care our team provides throughout pregnancy — the same pelvic-balance principles that support labor and delivery continue to matter well into recovery. Every parent's recovery looks a little different, so our team takes a personalized approach based on where you are and what your body is showing us at your evaluation, rather than a one-size-fits-all timeline.

This is also a good moment to loop in a pelvic floor physical therapist if you haven't already — many parents benefit from a team approach that includes hands-on pelvic floor assessment alongside broader postpartum support. If a rougher birth recovery is part of your picture, our guide to C-section recovery covers gentle care specific to healing after a cesarean.

What Helps Day to Day

  • Reconnect before you strengthen. Learning to gently engage and release your pelvic floor and deep abdominals — rather than just "doing Kegels" on repeat — matters more than raw repetition.
  • Coordinate your breath with movement. Exhaling as you lift, stand up, or pick up your baby helps your pelvic floor and deep core work together rather than brace against each other.
  • Watch for doming or bulging at your midline during exercise — a sign your core isn't yet ready for that specific movement or intensity.
  • Don't rush back to high-impact activity. Every body's timeline for returning to running, jumping, or heavier lifting is different, and it's worth building back gradually rather than by the calendar.
  • Bring it up at your visits. Leaking, heaviness, or ongoing discomfort are common enough that you never need to feel awkward mentioning them — they're exactly the kind of thing worth addressing rather than living with.

Frequently Asked Questions

Is it normal to leak urine after having a baby? It's common, but common doesn't mean it's something you have to permanently live with. It's a sign your pelvic floor and core system may need some focused attention, not a normal, unchangeable part of parenthood.

Should I address my pelvic floor before working on diastasis recti, or the other way around? They're not separate projects to tackle in order — your abdominal wall and pelvic floor work as a pressure-sharing team, so addressing them together tends to work better than treating either in isolation.

How is postpartum pelvic floor support different after a C-section versus a vaginal birth? Both involve real changes to the same core system, just through different paths — a cesarean adds a healing abdominal incision to the picture, while vaginal birth adds direct stretching of the pelvic floor tissue itself. Support can look different for each, which is why a personalized evaluation matters.

Will this get better on its own with time? For some people, mild symptoms ease somewhat on their own. For others, the same patterns persist for years without ever being specifically addressed. If it's bothering you now, it's worth bringing up rather than waiting to see what happens.

When should I start paying attention to my pelvic floor after birth? Every parent's body and recovery are different, so our team builds a personalized approach around your own evaluation rather than a fixed schedule that applies to everyone.

Your core recovery is bigger than your abs. If you're ready to look at the whole picture — pelvic floor included — book an appointment with our team at Little Roots Pediatric Chiropractic in Lakewood Ranch.

Little Roots Pediatric Chiropractic, 8209 Natures Way, Unit 117, Lakewood Ranch, FL 34202. (941) 932-4611.

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