Fever in Pregnancy: Causes, Symptoms & Care

Pregnancy is a time of heightened awareness about every change in your body. Even a mild fever can feel worrying, as it affects not just your comfort but also your baby’s well-being. While fever is a common symptom that often signals the body’s natural response to infection, during pregnancy, it deserves extra attention.

Understanding what causes fever, when to seek medical help, and how to manage it safely is essential for protecting both your health and your baby’s development.

What is a Fever and Why is it a Concern in Pregnancy?

A fever is a temporary rise in body temperature, usually a sign that your body is fighting an infection. During pregnancy, a temperature of 100.4°F (38°C) or higher is generally considered a fever. While a mild or short-lived fever is often harmless, a high or persistent fever, especially in the first trimester, can sometimes pose risks and should be evaluated by a doctor.

Why a High Fever Matters

A sustained, high fever during early pregnancy can interfere with fetal development. This is because, during the first trimester, vital organs are forming, and elevated body temperature may affect this delicate process. Though this can sound worrying, most fevers are mild, short-term, and can be safely managed with prompt medical care.

Read More: Planning a pregnancy- what you need to know

Common Causes of Fever in Pregnancy

Fever during pregnancy is usually a symptom of an underlying infection. Because the immune system naturally becomes less active to support the baby’s growth, expectant mothers are more vulnerable to illnesses such as:

• The common cold or flu
• Urinary tract infections (UTIs)
• Strep throat and other bacterial infections
• Kidney infections
• Viral infections, including COVID-19

Safe Ways to Manage a Fever During Pregnancy

The main goal in managing a fever during pregnancy is to bring your temperature down safely and address the underlying cause. Always consult your doctor for personalised care, but the following measures can help you stay comfortable and aid recovery at home:

Stay Hydrated

Fever can quickly lead to dehydration, which may affect both you and your baby. Drink plenty of water, clear soups, and fresh fruit juices to replace lost fluids and support your body’s healing process.

Get Adequate Rest

Your body needs energy to fight infection. Rest as much as possible, avoid exertion, and allow yourself time to recover fully.

Use Safe Medication

Paracetamol (acetaminophen) is generally considered safe during pregnancy for lowering fever, but always confirm the dosage and suitability with your doctor. Avoid ibuprofen and aspirin unless specifically prescribed, as they are not recommended during pregnancy.

Cool Down Naturally

Use a cool, damp cloth on your forehead or wrists, or take a lukewarm bath to ease discomfort. Avoid cold baths or ice packs, which can cause shivering and raise your temperature further.

Read More: What Causes Recurrent Pregnancy Loss

When to Call Your Doctor

While a mild fever can often be managed at home, there are times when it's crucial to seek immediate medical attention. Your prenatal health and the well-being of your baby are the top priority.

• Fever of 102°F (38.9°C) or higher: A high, sustained fever requires professional medical care.
• Fever lasting more than 24-48 hours: If your fever does not respond to home treatment, or if it keeps coming back, you should contact your doctor.
• Fever accompanied by other symptoms:
  • Pain while urinating or a burning sensation: This could indicate a UTI.
  • Severe abdominal pain, headache, or neck stiffness: These could be signs of a more serious infection.
  • Shortness of breath, dizziness, or a severe cough: These could be signs of a respiratory infection or pneumonia.
  • Decreased fetal movement: This is always a reason to call your doctor, as it could signal a problem with your baby's healthy pregnancy.

Taking Action and Staying Proactive

A fever can be a worrying experience, but being proactive can make all the difference. Knowing your normal body temperature and having a thermometer at home can help you monitor your condition. During your pregnancy journey, make sure to get your flu shot and stay up to date on all recommended vaccines as part of your pregnancy care plan. If you're concerned about a fever, don't hesitate to call your doctor, as they are your best resource for personalised medical advice and reassurance.

Conclusion

Experiencing a fever during pregnancy can be alarming, but it's important to approach it with a calm, informed mindset. Most fevers are short-lived and can be managed effectively with rest, hydration, and safe medication under a doctor's guidance. By being aware of the symptoms and knowing when to call your healthcare provider, you are taking the best possible care of both yourself and your baby. Trust your instincts, listen to your body, and remember that you are doing an amazing job on this incredible pregnancy journey.

Frequently Asked Questions

1. Is a fever a sign of labour?

No, a fever is not typically a sign of labour. If you are close to your due date and have a fever, it's more likely a sign of an infection and should be reported to your doctor.

2. Can I use ibuprofen or aspirin to reduce a fever?

No, it is not commonly recommended to take ibuprofen or aspirin during pregnancy without a doctor's explicit instruction. Acetaminophen is the only fever reducer generally considered safe.

3. How often should I check my temperature?

You should check your temperature every few hours, especially if you feel warm or unwell. This helps you track the fever and report it accurately to your doctor.

4. Can a fever in the first trimester cause miscarriage?

A high, prolonged fever can increase the risk of pregnancy complications, but most short-lived fevers do not lead to a miscarriage. The most important thing is to manage the fever quickly with your doctor's guidance.

5. What is the normal body temperature in pregnancy?

Your normal body temperature may be slightly higher during pregnancy, but it still falls within the typical range. A temperature of 100.4°F (38°C) or higher is considered a fever.

6. Can a fever affect my baby's brain development?

A prolonged, high fever, especially in the first trimester care period, has been linked to potential risks. However, the risk is small, and the best way to prevent any issues is to manage the fever promptly with medical supervision.

7. Is it safe to get the flu shot during pregnancy?

Yes, it is very safe and commonly recommended that all pregnant women get the flu shot. It is the best way to prevent the flu and its associated pregnancy complications.