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Swimming During Pregnancy | Pregnancy Power Hour
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Exercise · cardio · moderate intensity

Swimming During Pregnancy

Swimming offers a gentle, full-body workout throughout pregnancy, utilizing water's buoyancy to support joints and help maintain a comfortable body temperature.

2 min read

Quick answer

Swimming offers a gentle, full-body workout throughout pregnancy, utilizing water's buoyancy to support joints and help maintain a comfortable body temperature.

On this page
  1. Swimming in the First Trimester
  2. Adapting for the Second Trimester
  3. Swimming Comfortably in the Third Trimester
  4. When to Consider Alternatives

Swimming during pregnancy is often a wonderful option for maintaining cardiovascular health and muscle tone, offering a unique sense of weightlessness as your body changes. The water's buoyancy naturally reduces the load on your joints and ligaments, which can be particularly comforting as your pregnancy progresses. It's a fantastic way to stay active without the impact of land-based exercises, allowing for a moderate intensity workout where you can still comfortably hold a conversation, ensuring you're not overexerting yourself.

Swimming in the First Trimester

In the early weeks (weeks 1-13), you might find yourself navigating fatigue and nausea. Swimming can be a gentle way to move your body and may even help alleviate some discomforts, especially if the coolness of the water is soothing. The key here is to listen to your body. If you're feeling particularly tired, a shorter, more relaxed session might be exactly what you need. Focus on maintaining your usual swimming routine, or start with shorter intervals if you're new to it. Staying well-hydrated before and after your swim is always a good practice, supporting your overall well-being during this foundational time.

Adapting for the Second Trimester

As you move into the second trimester (weeks 14-27), your energy might return, and your belly will likely begin to show more prominently. This is where the buoyancy of water truly shines, offering significant relief from the increasing weight and pressure. You might find backstroke less comfortable if lying flat on your back causes dizziness or discomfort due to pressure on the vena cava; one option might be to use a kickboard for leg work or focus on front crawls and breaststrokes. Incorporating gentle movements like Pelvic Tilts During Pregnancy on land can complement your swimming by supporting core stability, which is beneficial as your center of gravity shifts. Remember, the goal is consistent, comfortable movement, not setting new personal bests.

Swimming Comfortably in the Third Trimester

By the third trimester (weeks 28-40), the support from the water becomes an even more valuable ally. It can alleviate pressure on your lower back and pelvis, making movement feel much more accessible. You might choose to slow your pace, focus on water walking, or incorporate more gentle stretches in the pool. Breaststroke can be a lovely option, but if it causes any discomfort in your hips or pelvis, consider modifying your kick or switching to a flutter kick. Many find that practicing Diaphragmatic Breathing During Pregnancy while swimming or floating can enhance relaxation and help prepare the body for birth. The water offers a calming environment to connect with your body and your baby, providing a serene space for movement and ease.

When to Consider Alternatives

While swimming is generally well-tolerated, it's always wise to consult with your care provider about your specific situation, especially if you have any medical conditions or complications. If you develop certain conditions like ruptured membranes or vaginal bleeding, swimming would no longer be a recommended activity. The most important thing is to make informed decisions that feel right for you, always prioritizing your comfort and safety.

Keep reading

  • RelatedWater Aerobics During PregnancyWater aerobics offers a uniquely supportive environment for low-impact cardio throughout pregnancy, providing relief from swelling and back pain, especially in later trimesters.
  • RelatedWalking During PregnancyWalking is a gentle, accessible, and evidence-backed way to support your body and well-being throughout all trimesters of pregnancy, adapting easily to your changing comfort levels.
  • RelatedDancing During PregnancyDancing during pregnancy offers a joyful, adaptable way to maintain cardiovascular health and mood, with gentle modifications ensuring safety as your body changes.
  • RelatedRunning During PregnancyContinuing to run during pregnancy is often possible for those who ran before, with careful attention to body signals and trimester-specific adjustments to support pelvic floor health.

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Common questions

Is it safe to swim in public pools during pregnancy?+

Yes, swimming in properly maintained and chlorinated public pools is generally considered safe during pregnancy. The chlorine levels are typically regulated to prevent infection, offering a clean environment for your exercise.

Can swimming help with pregnancy swelling?+

Many people find that the hydrostatic pressure of the water can help reduce swelling in the ankles and feet, offering a temporary sense of relief and comfort during pregnancy. It's a gentle way to support circulation.

Brittany Nance

“Pregnancy is under-supported at every week. This is the kind of clear, calm guidance I give my one-on-one clients — and the questions worth taking back to your provider.”

Brittany Nance · Pregnancy Wellness Consultant · full-spectrum doula

Have a specific concern about this exercise during your pregnancy? Book a virtual consultation with Brittany — every body is different.

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Written by Brittany Nance, Pregnancy Wellness Consultant· BADT Full Spectrum Doula · Founder, Pregnancy Power Hour
Last reviewed July 15, 2026

This is evidence-informed education from a birth-doula perspective, not medical advice. Always discuss your individual situation with your prenatal care provider.

On this page

  1. Swimming in the First Trimester
  2. Adapting for the Second Trimester
  3. Swimming Comfortably in the Third Trimester
  4. When to Consider Alternatives
Related
High-Impact Aerobics During Pregnancy
High-impact aerobics can be a valuable part of your early pregnancy fitness, focusing on maintaining cardiovascular health while adapting to your body's evolving needs, with careful modifications as your pregnancy progresses.
  • RelatedStationary Cycling During PregnancyStationary cycling offers a gentle, low-impact cardio option throughout pregnancy, minimizing balance concerns while supporting cardiovascular health and allowing for easy adjustments as your body changes.