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Women’s Health · Postpartum guide · 8 min read

Exercise after having a baby

A calm, practical guide to returning to training after birth: what to do first, what to look out for and how to rebuild strength without rushing.

The short version

  • There is no prize for getting back fast. Rebuild in layers: breathing and pelvic floor, then walking, then strength.
  • Get your 6-week check, and see a women’s health physio if you can. They can check things a coach can’t.
  • Leaking, heaviness, pain or a bulge down the middle of your tummy are signs to slow down and get checked, not to push through.
  • Low-impact strength work like Mat Pilates is a great bridge back to heavier training.
01

Your body has done something huge

Pregnancy and birth change your pelvic floor, your tummy muscles, your posture, your sleep and your energy. Wanting to feel like yourself again is completely normal. Expecting to train like you did before, straight away, is not realistic, and that’s okay.

Think of the first few months as a rebuild, not a comeback. The people who return well are usually the ones who were patient early.

02

A rough timeline (yours may look different)

Every birth and every body is different, so treat this as a guide only. Your GP, obstetrician, midwife or physio has the final say.

WhenWhat usually fitsGo easy on
First weeksGentle walking, deep breathing, pelvic floor activation, restLifting anything heavier than your baby
Around 6 weeksYour postnatal check. If you are cleared: longer walks, light strength, Mat Pilates basicsRunning, jumping, heavy lifting
6 to 12 weeksBuilding strength through legs, glutes, back and core with good controlHigh-impact work and max-effort lifts
12 weeks +Many physios use around 12 weeks as a guide for a gradual return to running and impact, if there are no symptomsJumping straight back to your old program

After a caesarean you are also recovering from abdominal surgery, so the early stages often take longer. That is not falling behind; it is healing.

03

Start with the foundations

Before load and intensity, you want three things working well together: your breath, your deep core and your pelvic floor.

  1. Breathe low and wideLie on your back with knees bent. Breathe into your ribs and belly, then exhale slowly. This is where everything else starts.
  2. Find your pelvic floorOn the exhale, gently lift as if stopping wind and the flow of urine, then fully let go. The letting go matters as much as the lift.
  3. Connect it to movementAdd the same gentle lift to small movements: a heel slide, a glute bridge, standing up from a chair, picking up the baby capsule.
  4. Walk most daysShort, regular walks build fitness, help your mood and get you outside. Pram walks count.
04

Signs to slow down and get checked

These are common after birth and very treatable, but they are a signal to adjust, not to push through:

A women’s health physio can check your pelvic floor and tummy muscles properly and give you a plan. It is one of the best things you can do before returning to bigger training.

05

Your first 8 weeks back in the gym

Once you are cleared and feeling ready, a simple structure works best:

  • 2 to 3 sessions a week, with at least a day between them.
  • Low-impact first: Mat Pilates, controlled strength work, bike or rower at an easy pace.
  • Lighter weights, more control. Leave a few reps in the tank on every set.
  • Exhale on the effort: as you stand up, press, pull or lift.
  • Sleep is part of the program. On a rough night, a walk or a gentle class is a win.

Tell your coach that you have had a baby, how long ago, and anything your physio has told you. A good coach will adjust exercises without making a fuss.

06

Breastfeeding, sleep and being kind to yourself

Exercise is generally fine while breastfeeding. Feeding or expressing before a session, a supportive crop and plenty of water make it more comfortable.

Some weeks will be great and some will be survival mode. Progress after a baby is rarely a straight line, and that is normal. Turning up for one class when you are exhausted is worth more than a perfect plan you can’t keep.

Questions answered

Good to know.

When can I start exercising after giving birth?+

Gentle walking, breathing and pelvic floor exercises can usually start in the first days or weeks. Most people wait for their 6-week postnatal check before returning to gym-style training, and longer after a caesarean or a complicated birth. Follow the advice of your own doctor, midwife or physio.

Is Pilates good after having a baby?+

Mat Pilates is a popular way back because it is low impact and focuses on breathing, core control and pelvic floor connection. Tell your instructor you are postpartum so they can adjust exercises for you.

When can I start running again after a baby?+

Many women’s health physios use around 12 weeks after birth as a guide for a gradual return to running, once you can walk, balance and do basic strength work without leaking, heaviness or pain.

What is abdominal separation?+

It is a widening of the gap between the two sides of your tummy muscles, which is common after pregnancy. A women’s health physio can assess it and show you exercises to help.

Can I exercise while breastfeeding?+

Yes, exercise is generally fine while breastfeeding. Feeding before a session, staying hydrated and wearing a supportive crop usually help.

General information only

This guide is educational and is not medical advice. Speak with an appropriately qualified health professional about your individual circumstances.