
Pregnancy is a time of great change and adjustment for a woman's body, and it is common to experience sleep disturbances and increased fatigue during this time. While it is well-known that pregnant women often feel more tired than usual, particularly during the first and third trimesters, what constitutes excessive sleep is somewhat subjective and depends on individual sleep needs and habits. Hormonal changes, such as increased progesterone and estrogen levels, can lead to a dip in blood sugar and low blood pressure, resulting in feelings of fatigue and an increased need for sleep. Additionally, pregnancy-related discomforts, stress, and anxiety can contribute to restless nights, further exacerbating daytime sleepiness. While getting sufficient rest is crucial for both the mother's health and the baby's development, excessive sleep during the third trimester has been linked to potential risks, including longer labour and adverse pregnancy outcomes. Understanding the balance between getting enough rest and maintaining a healthy sleep duration is essential for a positive pregnancy experience.
| Characteristics | Values |
|---|---|
| Recommended sleep during pregnancy | Between 7 and 9 hours each day |
| Excessive sleep | More than 9 to 10 hours straight |
| Reasons for excessive sleep | Hormonal changes, leg cramps, gastroesophageal reflux disease (GERD), insomnia, stress, and anxiety |
| Risks of excessive sleep | May affect labour duration, delivery, and the well-being of the baby; linked to adverse pregnancy outcomes and stillbirth |
| Ways to improve sleep | Relaxation techniques, reducing caffeine intake, comfortable sleeping environment, side sleeping with pregnancy or body pillows |
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What You'll Learn

It's normal to feel tired during pregnancy
It's completely normal to feel tired during pregnancy, especially during the first and third trimesters. During the first trimester, your blood volume and progesterone levels increase, which can make you feel sleepy. Progesterone is required to maintain pregnancy, and it also promotes sleepiness. By the third trimester, you're carrying extra weight, and you may experience anxiety about the upcoming labour, which can make you want to spend more time in bed.
Hormonal changes can cause a dip in sugar levels and blood pressure, leading to fatigue and increased sleepiness. Your heart rate also increases during pregnancy, which can make you feel the need for more sleep. Additionally, the extra weight you're carrying can make it harder to get comfortable and affect your sleep quality. You may also experience pregnancy-related discomforts such as leg cramps, gastroesophageal reflux disease (GERD), and back pain, which can disturb your sleep.
It's important to get enough rest during pregnancy. The National Sleep Foundation recommends that adults get between 7 and 9 hours of sleep each day, and this recommendation generally applies to pregnant women as well. However, if you find yourself sleeping upwards of 9 to 10 hours every night and getting good quality sleep, it may be a sign that you're getting too much sleep.
If you're feeling tired during the day, try to avoid napping in the afternoon or evening, as this may disrupt your nighttime sleep. Instead, focus on establishing a relaxing bedtime routine and improving your sleep quality. You can reduce your caffeine intake, practice relaxation techniques, and use pregnancy pillows to enhance comfort. Exercise can also help reduce tiredness, so consider joining an antenatal yoga or Pilates class. Remember to always consult with your doctor or midwife if you have concerns about your sleep patterns or tiredness.
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Hormonal changes can cause fatigue
It is common to feel more fatigued than usual during the first and third trimesters of pregnancy. This is due to several factors, one of which is hormonal changes. During the first trimester, your body experiences an increase in blood volume and progesterone levels, which can make you feel sleepy. Progesterone is a hormone that supports your pregnancy and increases the production of milk glands required for breastfeeding. As your body continues to produce high amounts of progesterone throughout your pregnancy, it adjusts to it over time. By the second trimester, most women find that their fatigue improves.
However, the fatigue may return in the third trimester as you carry the extra weight of your growing baby. This can be exhausting and contribute to pregnancy insomnia, leaving you longing to spend more time in bed. Additionally, the stress and anxiety of impending labor can also disrupt your sleep, leading to restless nights and increased fatigue during the day.
The first trimester is usually the most challenging when it comes to sleepiness. During this time, your body is also engaged in the demanding task of creating the placenta, an organ that supplies your baby with essential nutrients and oxygen. This process can sap your body of energy, contributing to the overall feeling of exhaustion.
While it is normal to experience increased sleep during pregnancy, it is important to be mindful of excessive sleeping habits. If you find yourself routinely sleeping upwards of 9 to 10 hours and still feeling tired, it may be a cause for concern. Consulting with a healthcare professional is advisable to ensure your sleep patterns are within a healthy range.
To combat fatigue during pregnancy, experts recommend various strategies. Maintaining a consistent bedtime routine, taking naps, and exercising can help improve your sleep quality. Eating frequent small meals rich in protein, fruits, vegetables, and whole grains can stabilize your blood sugar levels and provide sustained energy. Additionally, reducing simple carbohydrates, such as white bread and sugary drinks, can prevent blood sugar spikes and drops. Exposure to daylight and minimizing screen time before bed can also promote better sleep.
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Leg cramps and restless leg syndrome may disrupt sleep
It is common for pregnant women to experience leg cramps and restless leg syndrome, which can disrupt sleep. Restless leg syndrome (RLS) is a common condition of the nervous system that causes an overwhelming urge to move one's legs. Symptoms of RLS include an uncomfortable and disconcerting tingling, creeping, and crawling sensation in the feet and legs, which is often worse just below the knee but can also be felt in the thighs, feet, and arms. Symptoms can range from mild to severe and may sometimes be painful. RLS usually occurs in the third trimester and can be triggered by rising estrogen levels or a lack of folic acid and iron. It can also be caused by hormones, especially estradiol and progesterone, which surge during the third trimester, as well as environmental and dietary factors such as iron deficiency or sensitivity to certain foods.
Leg cramps are another common sleep disturbance during pregnancy, affecting up to 30% of women. While the usual treatments for leg cramps, such as flexing and stretching, may not work during pregnancy, and prescription medications may be off-limits, there are some things that can help ease the symptoms of RLS. For example, trying to get plenty of rest and reducing stress, anxiety, and depression can help prevent RLS. Additionally, lowering fluid intake before bedtime can help reduce excessive urination during the night, which is common during pregnancy as the baby's weight presses on the bladder.
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Gastroesophageal reflux disease (GERD) is common in pregnancy
It is common to feel more tired than usual during the first and third trimesters of pregnancy. This is due to an increase in blood volume and progesterone levels, which can leave you feeling sleepy. By the third trimester, the extra weight of the baby and the emotional anxiety of impending labor can also contribute to a desire to spend more time in bed. Additionally, pregnancy-related discomfort, stress, and anxiety can lead to restless nights, resulting in fatigue during the day. While getting sufficient sleep is important, excessive sleeping during pregnancy can be a cause for concern and should be discussed with a healthcare professional.
Gastroesophageal reflux disease (GERD) is a common condition during pregnancy, affecting approximately two-thirds of all pregnancies. It occurs when the sphincter muscle at the bottom of the esophagus does not close properly, allowing food and stomach acid to flow back up into the throat. This can be caused by increased pressure on the stomach as the uterus expands upwards during pregnancy. Symptoms of GERD include heartburn, a sour taste in the mouth, and regurgitation, which can vary in intensity and duration. Prolonged or severe cases can lead to complications such as esophagitis, ulcers, strictures, or respiratory problems.
The management of GERD during pregnancy focuses on finding safe and effective ways to alleviate symptoms without jeopardizing the pregnancy. Lifestyle modifications are often recommended as the first line of treatment, including dietary changes, weight management, avoiding tight clothing, and specific exercises to strengthen the muscles that prevent reflux. Certain foods, such as peppermint oil, tomatoes, caffeine, and chocolate, can relax the sphincter muscle and worsen reflux, so temporary elimination from the diet may be suggested. Maintaining good posture after meals and using extra pillows to elevate the head while sleeping can also help prevent reflux episodes.
If lifestyle changes are insufficient, pharmacological treatment may be considered. Antacids, particularly those containing calcium, are recommended as a second-line treatment during pregnancy as they can help prevent hypertension and preeclampsia. Sucralfate may be suggested if symptoms persist, and in more severe cases, healthcare providers may recommend histamine-2 receptor antagonists (H2RAs) or proton pump inhibitors (PPIs) in combination with antacids. It is crucial to consult with a healthcare professional specialized in maternal health to ensure the chosen medication is safe for both the mother and the developing fetus.
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Consult your doctor if you're concerned about excessive sleep
It is common to feel more tired than usual during the first and third trimesters of pregnancy. This is due to a combination of hormonal changes, physiological changes, and pregnancy-related discomforts. However, if you are concerned about excessive sleep during pregnancy, it is important to consult your doctor.
According to the National Sleep Foundation, between 7 and 9 hours of sleep each day is recommended for most pregnant women. However, this can vary depending on individual factors such as genetics and quality of sleep. If you are consistently sleeping more than 9-10 hours and still feeling unrefreshed or lethargic, it is recommended to consult your healthcare provider to rule out any potential concerns. Excessive sleep during the third trimester has been linked to an increased risk of stillbirth in some studies, although this finding has been contested by other scientists.
Additionally, if you are experiencing persistent insomnia, excessive daytime sleepiness, or symptoms of sleep apnea, it is important to seek medical advice. Sleep apnea, which is more common during pregnancy due to hormonal and physiological changes, can be linked to various health concerns and should be addressed by a doctor. Other sleep disturbances, such as frequent urination and restless leg syndrome, can also contribute to disrupted sleep during pregnancy and may require medical attention.
While it is normal to feel more fatigued during pregnancy, consistently sleeping for 12 hours or more might indicate other health issues. Consulting a healthcare provider can help address any underlying conditions and ensure the well-being of both mother and baby.
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Frequently asked questions
It is common to feel more tired than usual during the first and third trimesters of pregnancy. This can be caused by an increase in blood volume and progesterone levels, which can leave you feeling sleepy. By the third trimester, carrying the extra weight can make you anxious about labour and spend extra time in bed.
According to the National Sleep Foundation, between 7 and 9 hours of sleep each day is recommended at the age most women find themselves pregnant. If you're sleeping for more than 9 to 10 hours straight, this might affect the labour duration and delivery and the well-being of your baby.
There are several reasons why your sleep pattern changes during pregnancy, including hormonal changes, leg cramps, and gastroesophageal reflux disease (GERD).
Here are some tips to help you manage your sleep during pregnancy:
- Develop a relaxing bedtime routine and reduce caffeine intake.
- Exercise during the day can help you feel less tired.
- Relaxation techniques can help you relax before bedtime.
- Side sleeping, particularly on the left, is recommended to optimize blood flow.










































