Pregnant or postpartum and still want to CrossFit? Here’s how to approach it

31/08/2026

You’re pregnant, or you’ve just given birth, and you’re wondering whether (and how) you can keep training at the box. The good news: in most cases, you absolutely can. You’re not fragile, and you don’t need to put your fitness “on hold.” What does change is a lot, in and around your body, and that calls for training with a bit more awareness and intention.

In this article, we explain what happens to your body during and after pregnancy, why your coach may adjust certain movements, and how you can tune in to what your own body needs.

You're still an athlete

Let’s be clear about this from the start: being pregnant or postpartum doesn’t make you any less of an athlete. You’re still strong, capable, and competent. What changes is what your body can handle right now and that’s nothing to feel bad about.

At the same time, you’re not invincible either. That’s exactly why your coach works with adapted movements and pacing during this season: not to hold you back, but to guide you through it safely and effectively.

What's going on in your mind

Here’s an interesting quirk: your brain doesn’t always “register” during training that you’re pregnant. Your drive to push hard often stays fully intact, even when your body is asking you to ease off a little.

It can help enormously to revisit your “why” for this season. Instead of training to hit a PR or beat the clock, the goal can temporarily shift toward supporting the wellbeing of your body (and your baby). That’s not a step back, it’s just as valid a form of strength.

What's going on in your body

A lot changes during pregnancy, and it has a direct effect on how you should train:

Your joints become looser. The hormone relaxin loosens the ligaments around your pelvis to make room for birth. Useful for delivery, but it also means less stability under load and a higher risk of hyperextension or injury.
Your temperature regulation works differently. Pregnant bodies cool down less efficiently. Make sure there’s good airflow, ventilation, and water on hand, especially in the summer months.
Your blood volume rises significantly (sometimes close to one and a half times your normal volume), and your blood pressure can drop. This can cause dizziness, especially in the early weeks, so building up more gradually isn’t a luxury, it’s a necessity.
Your abdominal muscles stretch. As your belly grows, you may develop diastasis: a separation of the midline abdominal muscles. This is normal, but movements that create a “coning” or ridge down the center of your belly (like during a crunch or hollow hold) increase the risk of lasting issues afterward.
Your pelvic floor comes under extra pressure. Adapted training here matters too, to help avoid problems later on.

And after birth?

Giving birth is a major physical event, a kind of trauma your body needs time and space to recover from. With enough rest and a thoughtful, gradual return, that recovery is entirely possible, and you may even come back stronger than before.

There’s no single timeline that applies to everyone. Every return to training looks different, depending on your birth, your recovery, and your personal circumstances. “Slow is fast” is the guiding idea here: taking time to rebuild gradually actually saves you time and protects your health in the long run.

It can also help to shift your motivation for a while: away from competing or comparing yourself to others, and toward recovery, the demands of early motherhood, and whenever you’re ready, a return to competition if and when you want it.

“Your body is doing something incredible right now. Scaling isn’t a step backward, it’s a sign of strength and self-awareness.”

Why your coach adjusts certain movements

You might notice your coach having you do different versions of certain movements during this time. That’s not random, it’s specifically meant to keep you training safely, given everything above. A few examples:

Sit-ups, toes-to-bar, pull-ups, rowing: these can worsen diastasis. You’ll often be given alternatives like shoulder-height kettlebell swings, ball slams, bear crawls, or dead bugs instead.
Burpees and push-ups: as your belly grows, the ground-to-standing phase gets harder and sometimes risky. Think an air squat with an incline push-up, or a kick-back to plank without the push-up.
Rope climbs: because of the fall risk and the crunch-like motion needed to pull your legs up, this is often replaced with pulling yourself to standing with your feet staying on the ground.
Running and jumping: these can add extra pressure on the pelvic floor. The bike, farmer’s carries, and sled pushes/pulls are great alternatives.
Pistols, wall balls, fast heavy squatting: these carry a higher risk of losing tension and low-back strain. Reverse lunges, controlled goblet squats, or box squats are often a safer choice.
Deadlifts and Olympic lifts from the ground: as your belly grows, it becomes harder to keep the bar close to your body. Raising the bar off the floor, or switching to Russian kettlebell swings or sumo deadlifts, can help.
Inversions (e.g. handstands): given the added risk of lightheadedness and possible effects on baby’s position, it’s worth discussing this with both your coach and your care provider.

What to watch for yourself

You don’t have to figure all of this out on your own, your coach is there to help. But it’s useful to know what you’re both keeping an eye on:

Losing stability at the bottom of a squat? If you notice yourself suddenly “dropping” at the bottom of a squat instead of controlling the descent, that’s a sign to reduce the load or complexity.
Notice a coning or ridge down your belly during crunches or hollow holds? That’s a cue to swap that movement out.
Needing the bathroom often, during or right before training? This can point to pelvic floor issues. Feel free to mention it to your coach, there are always alternatives.
Feeling unusually tired, sore, or stressed at the start of class? That’s a good moment to ease off and build in extra rest days.
Experiencing pain or discomfort? This isn’t the season to “push through it.” Discomfort can escalate faster than usual during this time, take it seriously and speak up.

The main thing to remember

Your body is doing something incredible right now. Scaling isn’t a step backward, it’s a sign of strength and self-awareness. By working with what your body needs, you’re not just supporting a safe pregnancy or recovery, you’re also laying the groundwork to come back stronger, more stable, and more confident afterwards.

Have questions about your specific situation? Feel free to reach out to your coach at CrossFit Linkeroever, we’re happy to think it through with you. You can also find our Scaling Guide in the box!