When Can I Start Running Again Postpartum? (It's Not Just About the Weeks)

A registered physiotherapist explains when it's generally safe to return to running postpartum — plus a readiness checklist you can try at home.

You've been cleared. The stroller walks feel easy now. Your running shoes are staring at you from the closet, and part of you is desperate to feel like a runner again — because running used to be yours.

So when is it actually safe to start? Here's the honest, physiotherapy-informed answer: it depends less on the calendar and more on what your body can currently do. Being cleared isn't the same as being recovered — and nowhere is that more true than with running.

How long should I wait before running after having a baby?

Most current pelvic-health guidance suggests waiting until at least 12 weeks postpartum before returning to running — not the 6 weeks many of us assume. After a C-section or a complicated delivery, many clinicians suggest closer to 12–16 weeks, because you're also recovering from major abdominal surgery.

That surprises a lot of moms, because the 6-week checkup feels like a green light. But that appointment is a medical screen — checking that tissues are healing and there are no red flags. It is not a test of whether your core, pelvic floor, hips, and tendons can absorb the impact of running. (We've written more about what clearance actually means in "Cleared for Exercise" Postpartum — But Now What?.)

And here's the key idea: 12 weeks is a floor, not a finish line. Time alone doesn't make you ready. What makes you ready is meeting readiness criteria — which you can start working toward right now.

Why isn't 6 weeks enough?

Running is one of the most demanding things you can ask of a postpartum body:

• Each stride sends roughly 1.6–2.5x your body weight through your pelvis and pelvic floor.
• You take 70–90+ impacts per minute, per leg.
• Your pelvic floor has to contract, relax, and rebound with perfect timing — thousands of times per run.

Meanwhile, at 6 weeks postpartum: connective tissue is still remodelling (this continues for months), your deep core and pelvic floor may not yet be coordinating well, and you're likely doing it all on broken sleep. None of this means your body is fragile — it means running deserves a proper on-ramp, the same way you'd rehab back to sport after any major physical event.

How do I know if my body is ready to run? (A self-checklist)

Pelvic-health physiotherapists commonly use criteria like these to gauge running readiness. As general education, try this at home — each item should feel doable without leaking, heaviness, pressure, pain, or a doming/bulging belly:

1. Walk 30 minutes briskly — symptom-free, including afterwards.
2. Balance on one leg for 10 seconds — each side.
3. 10 single-leg calf raises — each side.
4. 10 single-leg sit-to-stands from a chair — each side.
5. Jog on the spot for 1 minute — the first impact test.
6. 10 single-leg hops — each side. This is the closest thing to running's true demand.

If you can do all six with no symptoms, your body is showing genuine impact readiness. If something shows up — that's not a failure, it's information.

What if I "fail" one of the checks?

Then you've just found your starting point — and that's a win, because now you're training the actual gap instead of guessing.

Most of the time, the gap is single-leg strength (calf, glutes, hips) or deep-core and pelvic-floor coordination. That's built with progressive strength work, not more waiting. Start with rebuilding your deep core through diaphragmatic breathing and the deep-core canister, understand why Kegels alone often aren't the answer, and give yourself a few focused weeks before re-testing.

If symptoms like leaking or heaviness keep showing up, that's a clear sign to see a licensed pelvic-health provider in your area for an individualized assessment — those symptoms are common, treatable, and worth taking seriously.

What does a smart return-to-running plan look like?

Once you pass the checklist, don't jump straight into your old 5K route. A graded approach many people find helpful:

• Start with walk–run intervals: e.g., 1 minute easy jog / 2 minutes walk, repeated 6–8 times, on flat ground.
• Progress one variable at a time: run time OR frequency OR speed — never all at once.
• Keep strength training 2x/week: single-leg work, calves, glutes, and deep core are your running insurance.
• Use the 24-hour rule: judge each run by how you feel that evening and the next day. New heaviness, leaking, or pain = scale back a step.
• Expect a multi-week build: many moms take 6–12 weeks to build comfortably back to continuous 30-minute runs. That's normal, not slow.

What about leaking when I run?

Leaking with running is common — but it's not something you have to accept as your new normal. It's a signal that the demand (impact) currently exceeds your system's capacity or coordination, and it typically responds well to targeted rehab. Pushing through it rarely fixes it. We've covered this in depth in Why Am I Still Leaking Months After Having a Baby? — and it's another good reason to see a pelvic-health provider where you live.

Frequently asked questions

Written by Harleen Kalra, registered physiotherapist (BC, Canada).

This article is general education from a physiotherapist's perspective. It is not individualized physiotherapy advice, does not create a therapist-patient relationship, and is not a substitute for care from a licensed healthcare provider in your area. Harleen Kalra is a physiotherapist registered in British Columbia, Canada. For personalized assessment and treatment, please see a licensed pelvic-health provider where you live.