Why is Sauna Bad for Pregnancy? Risks and Safety Considerations Explained

By George From Sweat N Chill Zone •  Updated: 02/07/24 •  10 min read


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Here’s a Youtube Video about Why is sauna bad for pregnancy?


Understanding the risks associated with the use of saunas during pregnancy is crucially important. When a pregnant woman’s body overheats, it can cause hyperthermia, a condition that may lead to complications such as birth defects and can impact fertility.

Although saunas are generally safe, they may become harmful during pregnancy if precautions are not taken. Women should be particularly cautious when using saunas during the second and third trimesters of pregnancy.

However, this doesn’t mean you have to abstain completely from relaxing in hot environments. There are safe ways to do so which will be discussed in this blog post.


why is sauna bad for pregnancy

The Dangers of Sauna Use During Pregnancy

Did you know that using a sauna during pregnancy can potentially be harmful? The reason behind this is due to the increase in your core body temperature, a condition known as hyperthermia. This is particularly alarming during the early stages of pregnancy when critical organ formation is taking place in the fetus.

Risks of Overheating

You see, when you use a sauna, hot tub, or jacuzzi during pregnancy, your body may struggle to lose heat effectively through sweating. This results in a significant rise in your core temperature. High body temperatures have been associated with an increased risk of complications and birth defects.

But wait – it’s not all doom and gloom! It’s important to note that healthy pregnant women may be able to safely use saunas throughout their pregnancy if precautions are taken.

Precautions for Sauna Use During Pregnancy

All things considered, these precautions could include limiting the time spent in saunas or hot tubs (for example 15 minutes at most for saunas), making sure you stay hydrated by drinking plenty of water before, during and after each session, and being aware of any signs of discomfort or overheating. Remember use “listen-to-your-body” approach! If something doesn’t feel right – get out! However, I need to stress that while some studies suggest there are no significant effects on fertility or specific birth defects including heart defects linked with sauna use; extreme heat exposure nevertheless carries potential risks such as miscarriages or other complications.

The Safest Time for Pregnant Women to Use Saunas

In any case, it may be generally safe for pregnant women to use saunas during their second and third trimesters. However, it is recommended that this should only be done following advice from a healthcare provider.

Understanding the Relationship Between Hot Baths and Pregnancy

Did you know that some studies suggest that pregnant women can relax in short hot baths without harming their unborn child? However, activities causing overheating should still generally be avoided.

A Word of Caution

Before you start planning your next spa day, remember: If you are pregnant and considering using a sauna it would be advisable to consult with your doctor first. They can provide personalized advice based on your overall health condition.

Remember to always prioritize health over relaxation. It’s crucial to stay informed about what’s best for you and your baby during pregnancy. Your little one will thank you later!

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When discussing the benefits of saunas, pregnancy is a crucial factor to consider. As we delve into the topic “Why is sauna bad for pregnancy”, one thing becomes clear: not all health practices are suitable for everyone. While saunas can offer numerous health benefits under normal circumstances, they may pose risks during pregnancy due to increased body temperature and potential dehydration.

The “How long to sit in a sauna after workout” post explores optimal sauna session durations. While it’s generally safe and beneficial for most people to spend time in a sauna after their workouts, pregnant women should exercise caution due to concerns overheat exposure.

The question of whether or not “Is a sauna worth the money?” can depend on individual circumstances. However, for those who are pregnant or planning a pregnancy, it’s important to consider potential restrictions on use.

The post about “‘Best way to use a sauna and steam room’ offers excellent advice that applies broadly. However, pregnant women would need tailored guidelines considering their unique situation.

An interesting contrast can be found between posts discussing why saunas are beneficial, like ‘Is infrared sauna good for you’ and the previously mentioned post about saunas during pregnancy. It highlights the importance of understanding that sauna benefits can vary based on individual health circumstances.

Finally, it’s important to remember that if you’re pregnant or planning a pregnancy, always consult with a healthcare professional before starting or continuing any sauna regime. This advice mirrors the guidance found in our post about ‘How long can you stay in a sauna’, where overall safety is paramount.

My Personal Take about Why is sauna bad for pregnancy?

Hey there, it’s your friendly sauna and cold plunge expert, George! Just to set the record straight, why is sauna bad for pregnancy? Well, extreme heat can potentially be harmful during pregnancy, hence the need for a little caution.
Now that I think about it, saunas and cold plunges actually offer incredible benefits when used correctly – boosting immunity, improving circulation and promoting deep relaxation. In any case,


Words of advice? Embrace the warmth and chill of this experience! Saunas and cold plunges are not just about stepping into heated or chilled rooms but rather revelling in an ancient wellness tradition that refreshes both body and spirit. Keep faith in these timeless practices – just seek professional advice if pregnant or with health conditions.Treat yourself to a rejuvenating session soon!


While saunas such as the Sunray Tiburon 4-Person Traditional Sauna can provide numerous health benefits, they may not be recommended during pregnancy due to potential risks. Pregnant women should avoid using products like the Vulcana Indoor Cabin Sauna Kit without consulting a healthcare professional first. This article will discuss the reasons and safety considerations behind such recommendations.
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Frequently Asked Questions about Why is sauna bad for pregnancy?

Before you go…

Takeaway 1:

Using a sauna during pregnancy can be harmful due to the increase in core body temperature, which can lead to hyperthermia. This is especially risky during the early stages of pregnancy when organ formation is occurring in the fetus. It’s important to prioritize the safety of your baby and be cautious about exposing yourself to excessive heat.

Takeaway 2:

Saunas, hot tubs, and jacuzzis can affect your body’s ability to regulate temperature through sweating, resulting in a rise in core temperature. This can increase the risk of complications and birth defects for both you and your baby. Overheating may also impact blood circulation and nutrient delivery to your baby, potentially leading to fainting or dehydration.

Takeaway 3:

While there are precautions that healthy pregnant women can take if they choose to use saunas or hot tubs, it is still recommended to consult with a healthcare provider before doing so. Your doctor can provide personalized advice based on your individual health condition. Overall, it’s best to avoid activities that cause overheating during pregnancy and prioritize the well-being of you and your baby. In summary, using a sauna while pregnant carries potential risks due to increased core body temperature and its impact on organ formation and circulation. It’s best to err on the side of caution and seek guidance from a healthcare professional before engaging in such activities. If you’re wondering how much a sauna may cost, don’t forget to factor in the cost of each sauna session. To maximize your health benefits while keeping costs in mind, consider the best sauna temperature for health and if weight loss is your goal, check out the best sauna temperature for weight loss.
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George From Sweat N Chill Zone

George, the passionate founder of Sweat N Chill Zone, is an ardent advocate for holistic wellness through the healing powers of saunas and cold plunges. With a background in health sciences and a fervent dedication to sharing the benefits of thermal therapy, George curates an informative space, offering insights, tips, and expert advice to help individuals optimize their health and well-being through the transformative effects of heat and cold treatments. Through Sweat N Chill Zone, George aims to inspire and educate, fostering a community centered around rejuvenation and vitality.