# Are saunas safe during pregnancy?

Source: https://www.pregnancypowerhour.com/pregnancy/can-i/use-sauna-pregnant
Last updated: 2026-07-15

> Due to the risk of overheating and potential harm to the developing baby, major health organizations recommend avoiding saunas during pregnancy.

When considering sauna use during pregnancy, the primary guidance from major health organizations leans towards avoidance due to the potential risks associated with overheating. Organizations like the American College of Obstetricians and Gynecologists (ACOG) and the National Health Service (NHS) specifically recommend against using saunas while pregnant. This recommendation stems from a significant concern about elevated core body temperature, which can have implications, especially in the delicate stages of early pregnancy.

The central issue here is maintaining a stable internal temperature. A sustained core body temperature above 102°F (38.9°C) is a particular concern, especially during the first trimester, as it carries a similar risk for neural tube defects as seen with prolonged hot tub use. Saunas, by their very nature, create an environment where your body temperature can rise quickly and significantly. This applies not only to traditional dry saunas but also to infrared saunas, which, despite often operating at slightly lower ambient temperatures, can still elevate your core temperature to a concerning level. Understanding these evidence-based recommendations can help you make informed decisions about your wellness practices during this sensitive time.

While the general recommendation is to avoid saunas, it's interesting to note cultural variations in practice. For instance, Finnish research indicates that traditional sauna use is culturally common among pregnant individuals in Finland. However, it's crucial to understand that this practice often involves lower temperatures and significantly shorter durations compared to typical recreational use in other regions, and it's not a formal endorsement from major health authorities. This highlights how context and individual cultural practices can differ, but the overarching medical guidance prioritizes minimizing any risk of overheating that could impact fetal development. It’s a reminder that what’s culturally accepted isn’t always universally recommended by medical bodies.

Navigating all the advice during early pregnancy can feel overwhelming, and it’s natural to have questions about activities you enjoy or practices that bring you comfort. My role as a trained full spectrum doula is to offer clear, evidence-based education, helping you feel calm, clear, and confident in your choices. If you're feeling dehydrated, experiencing dizziness, or concerned about managing your body temperature in any situation, exploring gentle hydration options like [Is coconut water safe during pregnancy?](/pregnancy/can-i/drink-coconut-water-pregnant) or understanding the role of [Are electrolyte drinks safe during pregnancy?](/pregnancy/can-i/drink-electrolyte-pregnant) might be helpful to support your body's needs. Maintaining proper hydration is always a foundational, proactive step for overall well-being during pregnancy.

Ultimately, you get to decide what feels right for your body and your pregnancy, always in collaboration with your healthcare provider. However, when it comes to saunas, the consensus from leading health bodies is to err on the side of caution to protect against potential overheating risks. If you have been using a sauna or have specific questions about heat exposure, always have a conversation with your healthcare provider about any wellness practices or concerns you have. Your provider is your best resource for your specific situation, offering personalized guidance that complements the general evidence-based information we explore together.