Is It Normal to Have Nosebleeds While Pregnant?

Everyone · Explainer · Updated October 1, 2026 · LearnLife Editorial

What causes nosebleeds during pregnancy?

Nosebleeds happen when the small blood vessels inside your nose break and bleed. During pregnancy, your body produces up to 50% more blood to support your growing baby. This extra blood increases pressure on all blood vessels, including the delicate capillaries in your nose. At the same time, hormones like estrogen and progesterone cause the lining of your nose to swell and the blood vessels to expand, making them more prone to rupture.

For example, imagine a tiny water balloon inside your nose that becomes swollen and thin because of increased blood flow and hormonal effects. Even a mild trigger like blowing your nose too hard or exposure to dry air can cause the balloon to pop, resulting in a nosebleed.

Additionally, nasal congestion, which is common in pregnancy due to increased blood flow, adds to the swelling inside your nose. This swelling can make the blood vessels more vulnerable, leading to frequent or occasional nosebleeds.

How common are nosebleeds during pregnancy?

Nosebleeds are fairly common for many pregnant people, especially in the second and third trimesters when blood volume and hormone levels peak. While not everyone experiences them, many do notice an increase in nosebleeds compared to before pregnancy.

For instance, if before pregnancy you never had nosebleeds, but during pregnancy you experience one or two mild nosebleeds a week, this is typical. However, if nosebleeds occur daily or last longer than usual, it’s a sign to speak with your healthcare provider.

Environmental factors also play a role. Dry air, such as in heated homes during winter, can dry out your nasal lining, making it more prone to cracking and bleeding. Allergies or colds during pregnancy can increase nasal irritation, further raising the chance of nosebleeds.

Why do hormonal changes cause nosebleeds in pregnancy?

Pregnancy hormones have a wide range of effects in the body, including on blood vessels and mucous membranes. Estrogen increases blood flow and causes blood vessels in the nose to dilate and become more fragile. Progesterone relaxes the smooth muscles in vessel walls, which can make them less firm and more likely to rupture.

This combination means the tiny vessels inside your nose are more sensitive to pressure changes. Even minor actions like sneezing, bending over, or blowing your nose forcefully can cause these fragile vessels to break.

For example, around 18 weeks pregnant, a person might notice a nosebleed triggered simply by getting out of bed quickly or bending down to pick something up. The fragile nasal vessels, swollen and under higher blood pressure, burst more easily during these everyday movements.

Recognizing that hormonal changes contribute to nosebleeds can help you approach them calmly and take steps to reduce their frequency.

How can you manage and prevent nosebleeds during pregnancy?

There are several practical ways to reduce nosebleeds and manage them effectively during pregnancy:

• Keep your nasal passages moist: Use a saline nasal spray multiple times a day to hydrate dry nasal tissues. For example, spray once in each nostril morning and night.
• Use a humidifier: Running a humidifier in your bedroom while you sleep adds moisture to dry air, preventing your nose from drying out and cracking.
• Avoid irritants: Stay away from cigarette smoke, strong odors, and allergens that can inflame and irritate your nose.
• Be gentle with your nose: When you need to blow your nose, do so gently, one nostril at a time. Avoid picking or rubbing inside your nose.
• Stay well hydrated: Drink plenty of water throughout the day to keep your mucous membranes moist.
• Avoid sudden, forceful movements: For example, when bending over, move slowly to avoid sudden pressure changes in your head and nasal vessels.

If you do get a nosebleed, follow these exact steps to stop it safely:

1. Sit down and lean forward slightly—do not lean back, which can cause blood to flow down your throat.
2. Using your thumb and index finger, firmly pinch the soft part of your nose just below the bony bridge.
3. Hold the pressure continuously for at least 10 to 15 minutes without checking to see if it has stopped.
4. After releasing, avoid lying flat or bending down for several hours to reduce the chance of re-bleeding.
5. Applying a cold compress or an ice pack wrapped in a cloth to the bridge of your nose can help constrict blood vessels.

These measures usually stop minor nosebleeds quickly and reduce the chance of recurrence.

When should nosebleeds during pregnancy be a concern?

Most nosebleeds during pregnancy are not serious, but you should contact your healthcare provider if you experience:

• Heavy bleeding: If blood flows freely or soaks through tissues and does not stop after 20 minutes of steady pressure.
• Frequent nosebleeds: Nosebleeds occurring multiple times per day or almost daily.
• Additional symptoms: Such as dizziness, fainting, chest pain, headaches, or vision changes alongside nosebleeds.
• Existing health conditions: If you have high blood pressure, bleeding disorders, or other pregnancy complications.
• Nose injury or trauma: Any injury to your nose that causes bleeding should be evaluated.

Your provider might check your blood pressure, run blood tests, or refer you to a specialist if necessary. Prompt attention to unusual bleeding helps protect your health and your baby’s.

What other causes of nosebleeds should pregnant people know about?

Not all nosebleeds during pregnancy are directly caused by pregnancy-related changes. Other common causes include:

• Nasal infections or sinusitis: These cause inflammation and make blood vessels more likely to rupture.
• Medications: Some blood thinners or nasal sprays can increase bleeding risk.
• Allergies or colds: Sneezing and nasal irritation can damage delicate vessels.
• Nasal trauma: Nose picking, injury, or surgery can cause bleeding.
• Underlying medical conditions: Such as clotting problems or high blood pressure unrelated to pregnancy.

If you notice nosebleeds outside of pregnancy triggers, or if you have other symptoms like fever or severe facial pain, it’s important to get a professional evaluation.

How can understanding nosebleeds during pregnancy help you stay safe?

Knowing why nosebleeds happen during pregnancy can reduce anxiety and help you respond appropriately. Understanding that mild nosebleeds are common allows you to stay calm when one occurs and use the correct steps to stop the bleeding.

Preventive actions—like using saline sprays, humidifiers, and gentle nose care—give you tools to minimize nosebleeds. Having a clear plan for what to do during a nosebleed ensures safety and comfort.

Most importantly, recognizing warning signs that require medical attention protects your well-being and your baby’s health. Staying informed and proactive supports a healthy pregnancy experience.

Frequently asked questions

Can nosebleeds cause harm to the baby during pregnancy?

Mild nosebleeds caused by pregnancy changes usually do not harm the baby. However, heavy or frequent bleeding could indicate other health issues that need medical evaluation to ensure the safety of both mother and baby.

Is it safe to use nasal sprays while pregnant?

Saline nasal sprays are safe and recommended to keep nasal passages moist. Avoid medicated nasal sprays unless your healthcare provider advises otherwise.

Why do nosebleeds often occur more during the second and third trimesters?

Blood volume and hormone levels that affect nasal blood vessels tend to peak during these stages, making nosebleeds more common.

What is the best position to stop a nosebleed?

Sit upright and lean slightly forward. Pinch the soft part of your nose firmly for 10 to 15 minutes without releasing pressure.

When should a nosebleed during pregnancy prompt a call to the doctor?

If bleeding is heavy, lasts more than 20 minutes, happens frequently, or is accompanied by dizziness, chest pain, or vision changes, seek medical care immediately.