38 Weeks Pregnant Symptoms: What to Expect at Full Term

Quick take: At 38 weeks you’re in the home stretch. Expect more pressure on your pelvis, occasional backaches, swelling, and frequent baby kicks. True labor signs include regular, increasing contractions, water breaking, or a sudden gush of fluid. Most symptoms are normal, but sudden bleeding, severe pain, or a fever mean you should call your provider right away.

It’s 2 a.m., you’re curled up on the couch, and a sudden, sharp pang in your lower back makes you wonder if labor has finally begun. You glance at the clock—38 weeks pregnant. The mix of excitement and anxiety is real, and you’re not alone. Thousands of moms‑to‑be are navigating the same swirl of symptoms, questions, and “what‑next” thoughts at this stage.

In this guide we’ll walk through every common 38‑week symptom, explain how to tell true labor from Braxton Hicks, share safe ways to stay active and nourished, and give you a practical checklist for the big day. By the end you’ll know what’s typical, what needs a doctor’s eye, and how to feel prepared for the final push.

We’ll also sprinkle in a few real‑world stories—like a mom who found relief from swelling with simple foot‑elevating tricks—and give you quick, doctor‑approved tips you can try tonight.

What are the common symptoms at 38 weeks pregnant?

By the time you reach 38 weeks, your body is signaling that birth is near. The most frequently reported signs include:

• Increasing pelvic pressure as the baby drops (lightening) into the birth canal.
• Lower‑back ache that may feel like a dull ache or occasional sharp twinges.
• Swollen feet and ankles, especially after standing or at the end of the day.
• More frequent fetal movements, often described as rolls, kicks, or hiccups.
• Contractions that may be Braxton Hicks or early labor.
• Changes in vaginal discharge, including a thicker mucus plug or a small amount of blood‑tinged mucus.
• Headaches, which can be related to tension, dehydration, or pre‑eclampsia.
• Constipation and occasional heartburn.
• Water‑breaking signs, ranging from a slow leak to a sudden gush.

Many mothers notice that the baby’s position feels different. When the baby shifts into a head‑down (vertex) position, you might feel firmer pressure on one side of the abdomen. This “baby position symptom” is a good sign, as most babies settle into the optimal delivery posture by week 38.

While most of these experiences are normal, a few red flags require prompt medical attention. Sudden heavy bleeding, a fever over 100.4 °F (38 °C), a rapid increase in contractions (every 5 minutes or less), or a sudden loss of fetal movement should prompt an immediate call to your provider.

Below are practical ways to ease the everyday discomforts that come with the final weeks.

Managing lower‑back pain

Backaches are common because the growing uterus shifts your center of gravity. To reduce strain:

• Practice a gentle pelvic tilt or “cat‑cow” stretch a few times daily.
• Use a firm pillow between your knees while sleeping on your side.
• Consider a maternity support belt that gently lifts the belly.
• Stay active with low‑impact activities like walking or prenatal yoga.

Reducing swelling in feet and ankles

Swelling (edema) is usually due to increased blood volume and pressure on veins. Try these tips:

• Elevate your feet above heart level for 15 minutes a few times a day.
• Wear supportive compression socks (20‑30 mmHg).
• Stay hydrated; paradoxically, drinking more water helps flush excess fluid.
• Limit salty foods and opt for potassium‑rich choices like bananas and sweet potatoes.

Constipation relief

Hormonal changes slow gut motility. Helpful habits include:

• Increasing fiber intake to 25‑30 g per day (whole grains, fruits, veggies).
• Drinking at least 8‑10 cups of water daily.
• Gentle movement such as short walks after meals.
• Discussing safe stool softeners with your provider if needed.

Headache considerations

Occasional tension headaches are normal, but a persistent, severe headache could signal pre‑eclampsia. If you experience a headache accompanied by visual changes, swelling, or sudden weight gain, contact your provider right away.

How can I tell if labor is starting at 38 weeks?

Other early‑labor signs include:

• A sudden, persistent gush of fluid (water breaking) or a steady trickle.
• Increased pelvic pressure that doesn’t improve with rest.
• Regular, painful contractions that get stronger and closer together.
• Changes in fetal movement—either a noticeable drop in activity or a sudden surge.

Preterm‑labor concerns at 38 weeks are rare but not impossible. If you notice:

• Contractions every 5 minutes or less lasting longer than a minute.
• Fluid leaking that’s clear or pink‑tinged.
• Bleeding heavier than spotting.
• Persistent lower‑back pain that isn’t relieved by rest.

these are signals to seek care promptly. Even though 38 weeks is considered full term, your provider may still monitor you closely to ensure the baby’s well‑being.

What does baby movement feel like at 38 weeks?

Most mothers report stronger, more rhythmic kicks as the baby’s space narrows. You might feel a “rolling wave” as the baby shifts, or even hiccup‑like twitches. A healthy baby typically moves 10 times per hour when you’re awake. If you notice a sudden drop in movement lasting more than two hours, call your provider.

What are the water‑breaking signs?

When the amniotic sac ruptures, you may experience:

• A sudden gush of clear fluid that may be warm.
• A steady leak that resembles a slow trickle.
• A mild, metallic‑tasting fluid.

If the fluid is green, brown, or foul‑smelling, contact your provider immediately as it could indicate infection.

Is it normal to have lower back pain at 38 weeks?

Yes. The uterus’s weight and the baby’s descent increase strain on the lumbar spine. Most women describe a dull ache that intensifies when standing or walking for long periods. While occasional discomfort is expected, severe, sharp, or radiating pain should be evaluated to rule out complications such as a urinary tract infection or pre‑eclampsia.

Safe exercises for back pain relief

Staying active can actually lessen back discomfort. Consider these low‑impact options, approved by ACOG:

1. Prenatal yoga—focus on gentle twists and cat‑cow stretches.
2. Swimming or water aerobics—the buoyancy supports the spine.
3. Walking—10‑15 minutes a few times a day keeps muscles toned.
4. Pelvic tilts—lie on your back with knees bent, gently arch and flatten your back.

Always avoid high‑impact activities, deep squats, or any exercise that causes pain.

Nutrition and hydration for symptom relief

Eating a balanced diet helps manage swelling, constipation, and overall comfort. The following recommendations align with NHS and ACOG guidance:

• Consume at least five servings of fruits and vegetables daily—especially potassium‑rich foods like bananas, oranges, and leafy greens.
• Include 2‑3 servings of whole grains for fiber.
• Stay hydrated with 8‑10 cups of water; herbal teas (e.g., ginger or peppermint) are fine if caffeine‑free.
• Limit sodium to under 2,300 mg per day to reduce edema.
• Consider calcium‑rich dairy or fortified plant milks to support bone health.

If you’re dealing with heartburn, small, frequent meals and avoiding spicy or acidic foods can be soothing.

Can I still exercise at 38 weeks pregnant symptoms?

Absolutely—provided your provider approves. Exercise at this stage focuses on maintaining mobility, reducing swelling, and preparing the muscles for labor. Here’s a simple weekly plan you can adapt:

1. Monday & Thursday: 20‑minute brisk walk, followed by 5 minutes of standing pelvic tilts.
2. Tuesday & Friday: 15‑minute prenatal yoga session (online or class).
3. Wednesday: Light swimming or water walking for 30 minutes.
4. Weekend: Gentle stretching and a short nature walk.

Listen to your body. If you feel dizzy, experience vaginal bleeding, or notice a sudden increase in contractions, stop and rest, then contact your provider.

Diet for symptom relief at 38 weeks

Beyond the general nutrition tips, target specific discomforts:

• Swelling: Add cucumber, watermelon, and celery—high‑water content foods.
• Constipation: Incorporate prunes, figs, and chia seeds for soluble fiber.
• Back pain: Magnesium‑rich foods like almonds, pumpkin seeds, and dark chocolate may help muscle relaxation.
• Energy: Small portions of complex carbs (oatmeal, quinoa) keep blood sugar stable.

Remember to keep caffeine under 200 mg per day (about one 12‑oz cup of coffee) as recommended by the FDA.

Preparing for labor and delivery at 38 weeks

Even if you’re not in active labor yet, it’s wise to finalize your birth plan and pack a hospital bag. Doing so reduces anxiety and lets you focus on the moment when it arrives.

Birth‑plan basics

Discuss the following with your provider and document your preferences:

• Desired pain‑management options (epidural, nitrous oxide, natural methods).
• Position for pushing (squatting bar, side‑lying, hands‑and‑knees).
• Who you want present—partner, doula, family members.
• Immediate newborn care (skin‑to‑skin, delayed cord clamping, breastfeeding).

Remember that a birth plan is a guide, not a contract; flexibility is key if the situation changes.

Hospital bag checklist

Pack your bag a week before your estimated due date. Include:

• Comfortable loose‑fitting clothing (nightgown, loose‑fit shirts).
• Non‑slip socks or slippers.
• Personal toiletries (toothbrush, shampoo, lip balm).
• Phone charger and a list of emergency contacts.
• Insurance card and any hospital paperwork.
• Going‑home outfit for baby (size 0‑2).

Don’t forget a small snack for after delivery—something light and easy to digest, like crackers or a banana.

When should I go to the hospital if I have symptoms at 38 weeks?

Most providers advise heading to the hospital when:

• Contractions become regular (every 5 minutes) and last about a minute.
• Water breaks—whether a gush or a steady leak.
• You notice a sudden increase in bleeding or a large amount of blood‑tinged mucus.
• Severe pain that isn’t relieved by resting or a change in position.
• Fetal movement drops significantly.

If you’re unsure, call your midwife or obstetrician; they’ll help you decide based on the specifics.

From our medical team: Most 38‑week symptoms are part of the normal journey toward birth. Keep a symptom diary—note the time, intensity, and any triggers. This record is invaluable if you need to call your provider. Stay hydrated, move gently, and trust that your body is preparing for the arrival of your baby. If anything feels out of the ordinary, don’t hesitate to reach out; early evaluation is always safer.

Myth vs. fact

Myth: You must feel strong, painful contractions before labor starts at 38 weeks.
Fact: Many women experience mild, irregular Braxton Hicks contractions for weeks before true labor begins. True labor usually begins with regular, progressively stronger contractions.

Myth: Swollen feet mean you’re about to deliver within hours.
Fact: Edema is common in the third trimester and often persists for days. It’s a sign of fluid retention, not an immediate labor cue.

Myth: You should avoid all exercise after 36 weeks.
Fact: With your provider’s approval, low‑impact activities like walking, swimming, and prenatal yoga are safe and can actually reduce discomfort.

Key takeaways

• Typical 38‑week symptoms include pelvic pressure, back aches, swelling, and frequent baby kicks.
• True labor signs are regular, painful contractions, water breaking, or a sudden change in fetal movement.
• Distinguish Braxton Hicks from labor with the “regularity‑pain‑duration” rule and the table above.
• Stay active with gentle exercises and keep hydrated to ease swelling and constipation.
• Pack your hospital bag now and finalize a flexible birth plan.
• Call your provider for any heavy bleeding, fever, sudden severe pain, or a noticeable drop in baby movement.

Frequently asked questions

What are the signs that labor is starting at 38 weeks?

True labor usually begins with regular, painful contractions that become closer together (every 5–10 minutes) and last longer (45–90 seconds). You may also notice a gush or steady leak of amniotic fluid, increased pelvic pressure, and a change in fetal movement patterns.

Is it normal to have headaches at 38 weeks pregnant?

Occasional tension headaches are common due to hormonal changes and stress, but a persistent, severe headache—especially with visual changes or swelling—can signal pre‑eclampsia. If you experience these, contact your provider promptly.

How many weeks can a baby be born at 38 weeks?

A baby born at 38 weeks is considered full term. Most infants at this gestational age have a low risk of complications and typically weigh between 5.5 lb and 6.5 lb, though individual size varies.

Can I still have sex at 38 weeks pregnant?

In most uncomplicated pregnancies, sex is safe up to labor. Use positions that avoid deep pressure on the abdomen, and stop if you experience bleeding, cramping, or discomfort. Always follow your provider’s specific advice.

When should I go to the hospital if I have symptoms at 38 weeks?

Head to the hospital when you have regular, painful contractions, your water breaks, you notice heavy bleeding, experience severe pain that doesn’t ease with rest, or observe a sudden drop in baby movement.

What should I pack in my hospital bag for a 38‑week delivery?

Pack comfortable clothing, non‑slip socks, toiletries, phone charger, insurance information, a going‑home outfit for baby, and any personal comfort items (e.g., a pillow or music). Having these ready reduces stress when labor begins.

When to call your doctor for 38 weeks symptoms

Call your provider right away if you experience any of the following:

• Heavy vaginal bleeding or a gush of bright red fluid.
• Severe, persistent lower‑back pain that isn’t relieved by rest or position changes.
• Fever of 100.4 °F (38 °C) or higher.
• Sudden decrease in fetal movement lasting more than two hours.
• Regular contractions (every 5 minutes) lasting over a minute.
• Signs of infection (painful urination, foul‑smelling discharge).

This article is for informational purposes only and does not replace personalized medical advice. Always discuss your specific symptoms and concerns with your qualified healthcare provider.

References

1. American College of Obstetricians and Gynecologists (ACOG). “Management of Late‑Term Pregnancy.” 2023 clinical guidance.
2. National Health Service (NHS). “Pregnancy symptoms in the third trimester.” Updated 2022.
3. U.S. Food and Drug Administration (FDA). “Caffeine consumption during pregnancy.” 2021.
4. World Health Organization (WHO). “Recommendations on antenatal care for a positive pregnancy experience.” 2022.
5. Mayo Clinic. “Braxton Hicks contractions: What they are and how to tell the difference.” Accessed July 2024.
6. Royal College of Obstetricians and Gynaecologists (RCOG). “Pre‑eclampsia and hypertension in pregnancy.” 2023.
7. Centers for Disease Control and Prevention (CDC). “Maternal health and prenatal care.” 2022.
8. National Institute for Health and Care Excellence (NICE). “Nutrition in pregnancy.” 2023 guideline.