25 Weeks Pregnant: Your Ultimate Guide to Baby's Senses & Responsive Movements

At 25 weeks pregnant, your baby is developing rapidly, with eyes starting to open, increased movement, and lungs producing surfactant. Common maternal symptoms include continued weight gain, potential for aches like stomach twinges or pelvic girdle pain, and digestive issues like heartburn or gas. Many women also experience fuller-looking hair due to hormonal changes. It is a good time to start planning for the birth and to attend any scheduled midwife appointments.

Congratulations! You’ve reached the 25-week mark in your pregnancy, a significant milestone that solidifies your journey well into the second trimester. As you wave goodbye to the halfway point and edge closer to your third trimester, you’re likely filled with a mix of excitement, curiosity, and a few new physical challenges.

This guide blends verified KKM recommendations, symptom management tips, baby development facts, and practical steps for Malaysian mothers. You’ll also learn when to book your ultrasound and how tools like Sonobee Ultrasound and the Flabee Care App make your antenatal care easier.

What Does It Mean to Be 25 Weeks Pregnant?

Being 25 weeks pregnant means you are approximately five and a half months along, cruising through the latter part of your second trimester. This week is a pivotal point where your baby is making huge developmental leaps, particularly in terms of viability outside the womb (with extensive medical care). For you, the mother, this stage is often characterized by a growing belly, more pronounced baby movements, and the emergence of some classic pregnancy symptoms as your body works overtime to nurture your little one.

Your Baby at 25 Weeks: How Big Is Your Little One?

At 25 weeks of gestation, the fetus typically measures approximately 34–35 cm from crown to heel and weighs around 730–780 grams (about 1.6–1.7 pounds). These measurements align with established Hadlock fetal biometry charts and INTERGROWTH-21st international fetal growth standards, interpreted in accordance with ISUOG and ACOG ultrasound guidelines. Growth at this stage is marked by steady length increase and continued weight gain, reflecting ongoing development of muscle and fat stores.

https://obgyn.utoronto.ca/sites/default/files/Hadlock%20Radiology%201984.pdf

https://intergrowth21.ndog.ox.ac.uk/fetal

https://www.isuog.org/static/d0d105b5-65b1-47f1-b4aa8b5e99afa1a6/ISUOG-Practice-Guidelines-ultrasound-fetal-biometry-growth.pdf

But it’s not just about size; it’s about sophistication. Here’s what’s happening inside your 25-week pregnant belly:

Lung Development: The lungs are developing their branch-like structures and starting to produce surfactant, a substance that helps the air sacs inflate easily after birth.
Sense of Smell: Your baby’s nostrils, which have been plugged, are starting to open, and their sense of smell is becoming active.
Hand Control: The startle reflex is developing, and your baby is gaining more control over their hands, possibly even discovering the ability to suck their thumb.
Hair Growth: Their hair is now growing in with a recognizable color and texture, thanks to pigment.
Stronger Bones: Your baby’s skeleton is hardening and becoming more solid.

What Position Is Baby in at 25 Weeks?

At 25 weeks pregnant, the baby’s position is still very flexible. Your uterus provides a spacious swimming pool for your active little one, who is constantly flipping, rolling, and kicking. It is perfectly normal for the baby to be in a head-down (vertex), breech (feet-down), or transverse (sideways) position at this stage.

There is absolutely no need to worry about their position now. Most babies don’t settle into the head-down position, optimal for birth, until around 32 to 36 weeks. So, enjoy the sensation of those acrobatics—it’s a sign of a healthy, active baby!

What to Expect at 25 Weeks Pregnant: Common Symptoms

Your body is your baby’s home, and it’s working hard to accommodate its growing tenant. Here’s what to expect at 25 weeks pregnant in terms of symptoms:

Increased Back Pain: Your growing uterus shifts your center of gravity and puts strain on your back.
Braxton Hicks Contractions: You might feel these “practice” contractions—a tightening sensation in your abdomen that comes and goes irregularly.
Heartburn and Indigestion: The hormone progesterone relaxes the valve between your stomach and esophagus, allowing stomach acid to creep up.
Shortness of Breath: As your uterus expands, it pushes against your diaphragm, leaving less room for your lungs to expand.
Trouble Sleeping: Finding a comfortable sleeping position can become a nightly challenge.
Swollen Ankles and Feet (Edema): Your body retains more fluid, and the pressure from your uterus can slow blood flow from your legs.

Why Am I So Tired at 25 Weeks Pregnant?

Feeling exhausted and wondering, “Why so tired at 25 weeks pregnant?” You’re not alone. This fatigue is very common and has several causes:

Increased Blood Volume: Your body is producing nearly 50% more blood to support you and your baby, which is a significant energy drain.
Your Growing Baby: Carrying extra weight, even while resting, requires more energy.
Sleep Disruptions: Frequent trips to the bathroom, leg cramps, and general discomfort can prevent you from getting restorative deep sleep.
Physical Strain: Your heart is working harder, and your body is diverting energy and nutrients to your baby’s development.

Listen to your body. Rest when you can, delegate tasks, and prioritize sleep.

Second Trimester Pregnancy : Your KKM-Compliant Actionable Checklist

The second trimester is often described as a more comfortable and stable phase of pregnancy. Energy levels may improve, nausea may ease, and your baby begins rapid growth. According to the Ministry of Health Malaysia (KKM), this stage is an important time to stay proactive with antenatal care, nutrition, physical activity, and early preparation for motherhood. https://hq.moh.gov.my/bpkk/images/3.Penerbitan/2.Orang_Awam/6.Kesihatan_Ibu/PDF/3.GARIS_PANDUAN/6_garis_panduan_perkhidmatan_pra_kehamilan_di_penjagaan_kesihatan_primer_2019.pdf

Below is a KKM-aligned checklist that is relevant throughout the second trimester.

Schedule or Complete Your Mid-Pregnancy Ultrasound

KKM recommends a detailed mid-pregnancy (anatomy) scan between 18–22 weeks. This important ultrasound assesses your baby’s growth, organ development, and overall health. If you haven’t had it yet, schedule this appointment during the second trimester. https://hq.moh.gov.my/bpkk/images/PERINATAL_CARE_MANUAL_4th_Edition_2020_11Mei2023.pdf

Begin Planning Your Maternity Leave and Work Arrangements

Use this trimester to review your maternity leave rights under Malaysian law and discuss arrangements with your employer. Early planning reduces stress and supports mental well-being, which KKM highlights as key to prenatal health.
https://www.malaysia.gov.my/portal/content/30297

Start Preparing for Baby Essentials

Create a checklist or registry of essential baby items. Gradual preparation helps avoid last-minute stress and aligns with KKM’s focus on family readiness—especially for first-time parents.

https://hq.moh.gov.my/bpkk/images/PERINATAL_CARE_MANUAL_4th_Edition_2020_11Mei2023.pdf

Support Emotional Well-Being and Family Bonding

Activities like choosing baby names or discussing parenting plans can strengthen family bonds and emotional health. KKM and WHO both recognize emotional well-being as vital for a healthy pregnancy.

Maintain Balanced Nutrition

Your nutritional needs increase during the second trimester. Follow KKM’s Malaysian Dietary Guidelines for Mothers to ensure adequate iron, calcium, protein, folic acid, and fibre—supporting both your health and your baby’s development.
https://hq.moh.gov.my/nutrition/wp-content/uploads/2024/08/01.Buku-MDGM-web_02.08.2024.pdf

Practice Pelvic Floor (Kegel) Exercises

Regular pelvic floor exercises strengthen muscles that support bladder control and postpartum recovery. KKM encourages these safe, effective exercises throughout pregnancy.
https://hq.moh.gov.my/bpkk/images/3.Penerbitan/2.Orang_Awam/6.Kesihatan_Ibu/PDF/3.GARIS_PANDUAN/25_manual_senaman_antenatal_postnatal_di_klinik_kesihatan.pdf

Practice Skin Care for Comfort

As your belly grows, keep skin hydrated to ease dryness and itchiness. While stretch marks are often genetic, moisturizing can improve comfort—a self-care step supported by KKM educational materials. https://www.moh.gov.my/moh/resources/Penerbitan/Perkhidmatan%20OnG%20&%20Ped/O%20&%20G/HANDBOOK_APPM__A5.pdf

Begin Early Home or Nursery Planning

Start planning your baby’s space—whether organizing a nursery corner or preparing sleeping arrangements. Early, gradual preparation is encouraged by KKM to support emotional readiness and family involvement.

Which Exercises Are Suitable for 25 Weeks Pregnant?

Staying active is highly beneficial for both physical and mental well-being. According to KKM’s Antenatal & Postnatal Exercise Manual, regular, moderate exercise can improve fitness, reduce stress, and prepare your body for labor. https://hq.moh.gov.my/bpkk/images/3.Penerbitan/2.Orang_Awam/6.Kesihatan_Ibu/PDF/3.GARIS_PANDUAN/25_manual_senaman_antenatal_postnatal_di_klinik_kesihatan.pdf

Recommended Safe Exercises:

Brisk Walking: A perfect low-impact cardiovascular exercise that is safe for all fitness levels.
Swimming or Water Aerobics: The buoyancy of water supports your joints and growing belly, providing relief and a full-body workout.
Prenatal Yoga or Pilates: Excellent for improving flexibility, core strength, and practicing breathing and relaxation techniques valuable for childbirth.
Stationary Cycling: Provides a safe cardio workout without the risk of balance-related falls.

Key Safety Precautions:

Avoid exercises that involve lying flat on your back for long periods after the first trimester, as this can restrict blood flow.
Steer clear of contact sports, activities with a high risk of falling, or exercises that involve jumping or sudden directional changes.
Always consult your doctor or a certified prenatal fitness instructor before starting any new exercise regimen.
Listen to your body. Stop immediately and consult your healthcare provider if you experience dizziness, shortness of breath, chest pain, vaginal bleeding, or contractions.

Is the Best Scan Done When the Pregnancy Reaches 25 Weeks?

Typically, no. The most detailed anatomy scan is usually performed between 18 and 22 weeks. By 25 weeks, your baby is much larger, making it harder to get complete, clear images of all their structures.

However, if your healthcare provider has concerns or needs to check something specific (like placenta position or growth), they may order an ultrasound now. But it is not considered the standard “best” time for the primary scan.

What Are Good Signs at 25 Weeks Pregnant?

It’s natural to worry, but look for these positive indicators of a healthy pregnancy:

Consistent Fetal Movement: Feeling your baby kick and roll regularly is one of the best signs.
Steady Weight Gain: This indicates your baby is growing as expected.
A Growing Bump: Your fundal height (the measurement from your pubic bone to the top of your uterus) should be increasing.
Absence of Severe Symptoms: No severe abdominal pain, heavy bleeding, or a sudden, significant change in movement is a very good sign.

What to Avoid at 25 Weeks Pregnant

Protecting your health and your baby’s is paramount. Here is a critical list of what to avoid at 25 weeks pregnant:

Alcohol, Smoking, and Recreational Drugs: These can cause severe birth defects and developmental issues.
Certain Foods: Avoid raw or undercooked seafood, eggs, and meat; unpasteurized dairy; and high-mercury fish.
Hot Tubs and Saunas: Elevated core body temperature can be harmful to the baby.
Heavy Lifting: This can strain your back and abdominal muscles.
Sleeping on Your Back: This position can put pressure on a major blood vessel, reducing blood flow to the baby. Opt for your left side instead.
Over-the-Counter Medications: Always consult your doctor or midwife before taking any medication.

Reaching 25 weeks is a fantastic achievement. Embrace this special time, take care of your body, and continue to enjoy the incredible journey of growing a new life.

Book Your Early Pregnancy Scan With Sonobee

Take the next step towards confident pregnancy care.

Check your baby’s heartbeat
Meet certified sonographers
Comfortable & mother-friendly experience

Book now via Flabee Care App

How to Download Flabee Care App

Manage your appointments, scan history, reminders, and pregnancy tools easily.

Open Google Play Store or Apple App Store
Search “Flabee Care”
Tap Install
Open the app
Register your account
Book your ultrasound appointment with Sonobee

Frequently Asked Questions (FAQ)

1. Is it normal to feel less movement some days at 25 weeks?

Yes, babies have sleep cycles. However, you should still feel regular movement. If you notice a significant decrease, do a kick count: you should feel at least 10 movements in 2 hours. If not, contact your healthcare provider.

2. Can my baby hear me now?

Yes! Your baby’s hearing is well-developed, and they may start to recognize your voice and your partner’s.

3. How much weight should I have gained by 25 weeks?

The average is between 15-17 pounds, but this varies based on your pre-pregnancy BMI. Your doctor is the best person to guide you.

4. What does a 25-week pregnant belly feel like?

You may feel stretching, itching, and a tightness in your skin. Your belly button might even “pop” out!

5. Is it safe to travel at 25 weeks pregnant?

Many women find the second trimester the best time to travel. Always check with your doctor and airline policies first.

6. Why am I so forgetful?

“Pregnancy brain” is a real phenomenon, likely caused by hormonal changes, sleep deprivation, and the mental load of preparing for a baby.

7. What if my baby is breech at 25 weeks?

This is completely normal and not a concern at this stage. There is plenty of time and room for the baby to turn.

8. Can I still have sex at 25 weeks pregnant?

Yes, unless your doctor has advised against it due to a specific medical condition.

9. What are Braxton Hicks contractions like?

They feel like a painless, irregular tightening or hardening in your abdomen that comes and goes.

10. When should I call my doctor?

Contact your healthcare provider immediately for severe abdominal pain, vaginal bleeding, a gush of fluid, or a dramatic change in your baby’s movements.

Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare professional for any personal health concerns or before making any decisions related to your pregnancy.