Can You Visit a Sauna, Pool, or Spa During Pregnancy?
Swimming is excellent. Saunas and hot tubs require caution. Know the temperature limits.
Swimming and pool visits are safe and highly beneficial during pregnancy. However, saunas, steam rooms, and hot tubs should be avoided or used very briefly, as raising your core body temperature above 38.9°C (102°F) may increase the risk of neural tube defects in the first trimester and cause overheating.
🏊 Swimming — The Best Exercise During Pregnancy
Swimming is considered one of the safest and most beneficial exercises during all stages of pregnancy:
- Low impact: Water supports your weight, reducing strain on joints and back.
- Full-body workout: Engages all major muscle groups without excessive effort.
- Reduces swelling: Water pressure helps reduce edema in legs and ankles.
- Relieves back pain: Buoyancy takes pressure off the spine.
- Improves mood: Releases endorphins and reduces stress.
Pool water temperature should ideally be 27–33°C (80–91°F). Avoid pools that feel excessively warm.
❌ Saunas, Hot Tubs & Steam Rooms — Risks
High temperatures can be dangerous during pregnancy:
| Facility | Temperature | Recommendation |
|---|---|---|
| Traditional sauna | 70–100°C | Avoid, especially in 1st trimester |
| Steam room | 40–50°C (high humidity) | Avoid — harder to cool down |
| Hot tub / jacuzzi | 37–40°C | Avoid or limit to under 10 minutes |
| Warm bath at home | Up to 37–38°C | Safe — see bath article |
| Swimming pool | 27–33°C | Safe and recommended |
Why the concern? Studies show that raising core body temperature above 38.9°C (102°F) during the first trimester may increase the risk of neural tube defects. Saunas and hot tubs can raise body temperature rapidly.
✅ Safe Spa Treatments During Pregnancy
- Prenatal massage — safe and beneficial from the 2nd trimester onward (see dedicated article).
- Facials — safe, but avoid chemical peels and retinoid products.
- Manicure and pedicure — safe with proper ventilation.
- Foot baths — safe at warm (not hot) temperatures.
- Aromatherapy (external) — some essential oils are safe; avoid clary sage, rosemary, and cinnamon oils.
📋 Safety Tips for Pool and Spa Visits
- Always stay hydrated — drink water before, during, and after.
- Avoid standing up quickly from pool or spa — dizziness is common due to lower blood pressure.
- Skip hot tubs entirely, or limit to under 10 minutes with your upper body above water.
- Leave immediately if you feel overheated, dizzy, or nauseous.
- Chlorinated pools are safe — the chlorine levels in public pools pose no risk to pregnancy.
- Wear non-slip footwear on wet surfaces to prevent falls.
❓ FAQ
Can I go swimming during pregnancy?
Yes! Swimming is one of the best exercises during pregnancy. It is safe throughout all trimesters, helps relieve back pain, reduces swelling, and provides an excellent low-impact workout.
Is a hot tub safe during pregnancy?
Hot tubs are generally not recommended during pregnancy, especially in the first trimester. If you do use one, limit your time to under 10 minutes and keep your upper body above water to avoid overheating.
Can I use a sauna for a short time while pregnant?
Most medical guidelines recommend avoiding saunas during pregnancy, particularly in the first trimester. If you choose to enter briefly, limit it to 5 minutes, sit on the lower bench, and leave if you feel any discomfort.
Are chlorinated pools safe for pregnant women?
Yes. The chlorine levels in properly maintained public swimming pools are safe during pregnancy and pose no risk to the baby.
Sources
- ACOG — Exercise During Pregnancy
- NHS — Activities to avoid in pregnancy: Saunas and hot tubs
- Ravanelli N. et al. — Heat stress and pregnancy (Temperature, 2019)
- Royal College of Obstetricians and Gynaecologists — Exercise in Pregnancy