The Benefits of Training During Pregnancy
Pregnancy is amazing, exciting, and challenging β often all at once. While it can feel like the right time to rest, current research is consistently showing that staying active through pregnancy delivers significant short and long-term benefits for both mother and baby.
Pregnancy brings profound changes to the body β and with them, plenty of questions about how training fits in, and what strategies can make pregnancy more comfortable and postpartum recovery faster. Many women feel more tired than usual, develop swollen hands and feet, and experience new aches and pains. It can seem like the perfect time to slow down completely. But the evidence increasingly says otherwise.
What's Actually Happening in Your Body
Pregnancy triggers a cascade of anatomical and physiological changes β hormonal fluctuations, increased blood volume, shifts in heart rate, blood pressure, and metabolism, a forward-moving centre of gravity that creates progressive lordosis, weight gain, and softening of ligaments due to the hormone relaxin. These shifts often surface as fatigue, exertion at rest, swelling, digestive issues, and back pain.
Five Evidence-Based Benefits of Training Through Pregnancy
Improved Physical Health & Fitness
Regular physical activity helps stabilise key physiological parameters β heart rate, blood pressure, and glucose metabolism β which underpins several distinct benefits.
- Cardiovascular benefits. The American College of Obstetricians and Gynecologists (ACOG) reports that moderate-intensity aerobic activity strengthens the heart and improves circulation, reducing swelling in the legs and feet. It also enhances oxygen supply to the developing baby and helps mum adapt to her increased blood volume.
- Improved glucose metabolism. Regular activity supports insulin sensitivity β important in preventing gestational diabetes. A 2018 meta-analysis in the British Journal of Sports Medicine found that exercise during pregnancy lowers the risk of gestational diabetes.
- Reduced risk of gestational hypertension and preeclampsia. Exercise supports prevention and management of hypertensive disorders through better blood pressure regulation, improved cardiovascular function, and prevention of excessive weight gain.
- Hormonal balance and stress reduction. Physical activity helps modulate the hormonal shifts behind mood swings, stress, and anxiety. The endorphin release through exercise functions as a natural mood stabiliser.
Improved Muscular Strength
As your body prepares for childbirth and your centre of gravity shifts, the muscles around the core, back, and pelvic area carry additional strain. Strengthening these muscles helps reduce day-to-day discomfort and prepares the body for the physical demands of labour and delivery.
- Enhanced core strength. Strengthening the abdominal muscles supports the growing uterus and reduces the back pain that's so common through pregnancy.
- Increased pelvic stability. Strengthening the hip and pelvic muscles supports joints loosened by relaxin, helping prevent pelvic pain and instability β a frequent issue in later pregnancy.
- Maintenance of muscle mass. Pregnancy can drive muscle loss when strength work isn't part of the picture. Resistance training preserves muscle mass, which is essential for a faster postpartum recovery.
- Reduced risk of musculoskeletal injuries. Stronger key muscle groups reduce injury risk as the body becomes more vulnerable to imbalance and strain through shifting weight and posture.
Recent research suggests that pregnant women incorporating resistance training twice weekly experience better physical health and muscle endurance, improved labour and delivery outcomes for both mother and fetus, and quicker postpartum recovery.
Improved Labour & Delivery Outcomes
One of the most compelling benefits of training through pregnancy is the impact on labour itself. Regular activity strengthens the muscles required for childbirth, builds cardiovascular endurance, and may shorten labour duration.
A 2019 study in the Journal of Maternal-Fetal and Neonatal Medicine found that women who exercised regularly through pregnancy were less likely to require medical interventions like cesarean sections or assisted deliveries. Pelvic floor exercises further prepare the body for labour by strengthening the muscles supporting the uterus, bladder, and bowel β and help prevent pelvic floor dysfunction in later pregnancy and post-birth.
Faster Postpartum Recovery
Exercise doesn't just benefit pregnancy β it accelerates postpartum recovery too. Women who stay active through pregnancy often experience fewer post-birth complications, including postpartum haemorrhage and urinary incontinence. Staying active also helps new mums regain muscle tone faster and ease back into daily activities and caring for a newborn.
Resistance training is particularly impactful here. Exercises targeting core strength, pelvic stability, and overall muscle balance form the foundation of a smoother return to normal physical activity with fewer complications.
Improved Mental Health & Emotional Well-being
Pregnancy can bring real anxiety and stress β driven by the unknowns and the rapid changes in both hormones and weight. Research consistently shows exercise improves mental health by releasing endorphins that boost mood and reduce anxiety.
Women often feel more empowered and in control of their changing bodies when strength work is part of their routine. Emerging evidence indicates resistance training improves self-confidence and a sense of control through enhanced ability to perform everyday activities independently. These improvements in self-esteem are linked to reduced anxiety and depression and a stronger sense of agency over the physical changes of pregnancy β all of which support overall mental health.
The bottom line
From physical health to emotional well-being, exercise through pregnancy delivers a wide range of benefits supported by current research. It builds physical strength and mental resilience, leading to a smoother pregnancy and faster postpartum recovery β while helping manage the rapid physiological changes pregnancy triggers and supporting healthier outcomes for both mother and baby.
Train Safely Through Pregnancy & Postpartum
As Exercise Physiologists specialising in pregnancy and postpartum training, our role is to guide women through safe, effective, and evidence-informed programs tailored to their individual stage, history, and goals β supporting a healthy pregnancy and the best possible outcomes for both mother and baby.
Whether you're newly pregnant, navigating the third trimester, or working back into training postpartum, we can build a plan that meets you exactly where you are.
Book an Appointment βReferences
- American College of Obstetricians and Gynecologists (ACOG). Exercise during pregnancy guidelines.
- Davenport MH, et al. Impact of prenatal exercise on maternal gestational weight gain: a meta-analysis of randomized controlled trials. British Journal of Sports Medicine. 2018.
- Clapp JF. Exercise during pregnancy: a clinical update. Journal of Maternal-Fetal & Neonatal Medicine. 2008.
- Artal R, O'Toole M. Guidelines of the American College of Obstetricians and Gynecologists for exercise during pregnancy and the postpartum period. British Journal of Sports Medicine. 2003.
- Wolfe LA, Davies GA. Canadian guidelines for exercise in pregnancy. Clinical Obstetrics and Gynecology. 2003.
- Barakat R, et al. Exercise during pregnancy is associated with a shorter duration of labor. Journal of Maternal-Fetal & Neonatal Medicine. 2015.
- Perales M, et al. Regular exercise throughout pregnancy is associated with a shorter first stage of labor. American Journal of Health Promotion. 2016.
- Melzer K, et al. Physical activity and pregnancy: cardiovascular adaptations, recommendations and pregnancy outcomes. Sports Medicine. 2010.
- Poyatos-LeΓ³n R, et al. Effects of exercise-based interventions on postpartum depression: a meta-analysis of randomized controlled trials. Birth. 2017.
- Barakat R, et al. Exercise during pregnancy and maternal postpartum well-being: a randomized controlled trial. Journal of Maternal-Fetal & Neonatal Medicine. 2019.
- Di Mascio D, et al. Impact of prenatal resistance training on maternal health outcomes: a systematic review. 2019.