Best Exercises During Pregnancy by Trimester: 9 Powerful Moves for a Healthy Body

Penelope Smith
Penelope Smith by
17 December 2025 published /
3 min 29 sec 3 min 29 sec reading time
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Searching for the best exercises during pregnancy by trimester is incredibly common—and for good reason. Pregnancy changes your body week by week, and the exercises that feel great in the first trimester may not be suitable later on.

The good news? Staying active during pregnancy is not only safe for most women, but also highly beneficial when done correctly. The key is choosing the right type of exercise at the right stage of pregnancy.

In this guide, you’ll discover trimester-by-trimester exercise recommendations, what to avoid, and how to move your body safely while supporting both your health and your baby’s development.

Best Exercises During Pregnancy By Trimester 9 Powerful Moves For A Healthy Body 2 Fertiease

Best Exercises During Pregnancy By Trimester 9 Powerful Moves For A Healthy Body 2 Fertiease


🌱 Why Exercise During Pregnancy Matters

Regular, pregnancy-safe exercise can:

  • Improve circulation

  • Reduce back and joint pain

  • Support healthy weight gain

  • Improve sleep quality

  • Reduce stress and anxiety

  • Prepare your body for labor and recovery

According to medical guidelines, most pregnant women should aim for at least 150 minutes of moderate activity per week, unless advised otherwise by a healthcare provider.

🔗 External reference:
https://www.acog.org


🤰 How Exercise Changes Across Trimesters

Each trimester brings unique physical and hormonal changes:

  • First trimester: Fatigue and nausea are common

  • Second trimester: Energy often improves, belly grows

  • Third trimester: Balance shifts, mobility decreases

That’s why understanding the best exercises during pregnancy by trimester is essential.


💪 First Trimester (Weeks 1–12): Gentle and Supportive Movement

The first trimester is about adjustment, not intensity.

✅ Best Exercises for the First Trimester

1. Walking
Walking is one of the safest and most effective early pregnancy exercises.

  • Improves circulation

  • Boosts mood

  • Low impact and easy to modify

2. Prenatal Yoga
Helps with:

  • Gentle stretching

  • Stress reduction

  • Breathing awareness

Avoid deep twists or intense core engagement.

3. Light Strength Training
Using light weights or resistance bands can:

  • Maintain muscle tone

  • Support posture

  • Prevent early weakness

Focus on controlled movements and proper breathing.


❌ Exercises to Avoid in the First Trimester

  • High-impact workouts

  • Overheating

  • Exhaustive cardio

  • Exercises that cause dizziness or nausea

Listening to your body is crucial at this stage.


💪 Second Trimester (Weeks 13–27): Strength and Stability

The second trimester is often called the “golden period” of pregnancy. Energy levels improve, making it the ideal time to build strength.

✅ Best Exercises for the Second Trimester

4. Swimming and Water Aerobics
Water workouts:

  • Reduce joint pressure

  • Support the growing belly

  • Improve endurance safely

5. Prenatal Pilates
Excellent for:

  • Core stability

  • Pelvic floor strength

  • Posture alignment

Focus on deep core muscles, not traditional crunches.

6. Modified Strength Training
Safe strength exercises include:

  • Squats

  • Wall push-ups

  • Seated shoulder presses

These movements prepare the body for labor and daily pregnancy movements.


⚠️ Important Second Trimester Modifications

  • Avoid lying flat on your back for long periods

  • Use wider stances for balance

  • Focus on slow, controlled reps


💪 Third Trimester (Weeks 28–40): Mobility and Comfort

The third trimester is about supporting mobility, not pushing limits.

✅ Best Exercises for the Third Trimester

7. Gentle Walking
Short, frequent walks:

  • Reduce swelling

  • Support digestion

  • Improve mood

8. Pelvic Floor and Breathing Exercises
These exercises help:

  • Prepare for labor

  • Improve pushing efficiency

  • Support postpartum recovery

Deep breathing and pelvic floor relaxation are just as important as strength.

9. Stretching and Mobility Work
Gentle stretches for:

  • Hips

  • Lower back

  • Legs

Improve comfort and reduce tension as delivery approaches.


❌ Exercises to Avoid in the Third Trimester

  • Jumping or bouncing

  • Sudden direction changes

  • Heavy lifting

  • Exercises with fall risk

Safety and comfort always come first.


🧠 How to Know If You’re Exercising Safely

Stop exercising and consult a healthcare provider if you experience:

  • Vaginal bleeding

  • Severe dizziness

  • Shortness of breath

  • Chest pain

  • Regular contractions

🔗 External reference:
https://www.nhs.uk


📌 Related Article

👉 [How to Have a Healthy and Fit Pregnancy: 9 Powerful Rules Every Woman Should Know]


Best Exercises During Pregnancy By Trimester 9 Powerful Moves For A Healthy Body 8 Fertiease

Best Exercises During Pregnancy By Trimester 9 Powerful Moves For A Healthy Body 8 Fertiease

✅ Final Thoughts

Understanding the best exercises during pregnancy by trimester allows you to stay active while respecting your body’s changing needs. Pregnancy fitness is not about intensity—it’s about consistency, safety, and self-awareness.

By choosing the right exercises at each stage, you support:

  • A healthier pregnancy

  • Easier labor

  • Faster postpartum recovery

Your body is doing something extraordinary. Movement should support that—not compete with it.

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Penelope Smith is a certified fertility wellness coach and passionate advocate for natural conception with over 8 years of experience guiding couples on their TTC journeys. Drawing from her background in holistic nutrition and reproductive health counseling, she empowers women and men through evidence-based strategies, compassionate support, and practical lifestyle insights. A mother of two conceived naturally after her own fertility challenges, Penelope blends science, empathy, and real-world results in her writing. Her articles have helped thousands optimize ovulation, balance hormones, and embrace the emotional side of trying to conceive. Connect with her at hello@fertiease.com

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Best Exercises During Pregnancy by Trimester: 9 Powerful Moves for a Healthy Body

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