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Stages of pregnancy development month by month and its most common symptoms:



A female pregnancy is when she carries a fetus in her the womb after fertilization, pregnancy lasts about 9 months or less, and there are many signs by which pregnancy is known, the most important signs are the delay in the menstrual cycle, frequent vomiting and nausea especially during the first weeks of pregnancy, aversion to things and smells, mood swings and permanent drowsiness ...

Among the most important stages of pregnancy:

The first month:

Fertilization occurs after ovulation, 15 days after the end of the menstrual cycle, after a week from that the blood cycle begins in the placenta where the fertilized egg is fixed and the fetus will form within three weeks. The fetus at this stage is like a piece of meat in which the heart, the spinal cord, the eyes, the brain, and the kidney functions are formed, by the end of this stage the fetus will be about 5 mm long.

First month’s pregnancy symptoms:

  • Fatigue
  • Frequent urination
  • The pause in the menstrual cycle (Amenorrhea)
  • Breast tenderness
  • Disgust at some foods
  • Feeling a taste of minerals in the throat
  • Vaginal discharge

It’s very important for the pregnant woman to perform the necessary tests to make sure that she is really pregnant and to follow the fetus’s development with the specialist doctor.

The second month:

At this stage, the fetus grows and his arms begin to appear in addition to the formation of his legs and other organs, the brain grows quickly until it becomes half the size of the entire fetus, whom within 8 weeks becomes 4 grams weight and by the end of the month becomes 9 grams taking the shape of a small human.

Second month’s symptoms:

  • Beginning of weight gain
  • Fatigue and tiredness
  • Persistent nausea
  • Insomnia (sleeplessness)
  • Frequent urination
  • Mood changes
  • Constipation
  • Increase in breast size
  • Sometimes blue veins appear in the abdomen

The third month:

The fetus’s fingernails begin to form, the brain and the head sizes start shrinking to fit with the body size. The genitals, urinary system, liver and blood circulation grow more, by the end of this month the fetus weighs over 15 grams and the mom starts feeling heavy.

Third month’s symptoms:

  • Persistent nausea, insomnia, and vomiting
  • Chest fullness due to high estrogen
  • Beginning of recovery from mood changes
  • Increase in appetite
  • Continue to urinate frequently
  • Gastric ulcer (stomach ulcer)
  • Flatulence and a feeling of heaviness
  • Fatigue and a desire to sleep

The fourth month:

Now the placenta grows and the fetus begins to float inside the womb in the amniotic fluid, getting ready to receive food from his mother, at this stage we can see that his scalp has formed, his organs have grown more, his fingers appeared and his weight became 120 grams and he can’t live outside the womb for this month.


Fourth month’s symptoms:


  • Excessive hunger and weight gain.
  • Increase in energy and activity.
  • varicose veins.
  • Skin Tightening.
  • Itchy skin due to swelling in some areas.
  • The emergence of spider veins.
  • Skin pigmentations.

The fifth month:

The fetus becomes able to move, so he starts actively moving his hands and feet, and the mother can feel these moves, in addition to that, she also can hear his heartbeat. Vellus (short, thin, light-colored hair on the skin) grows all over the body (except for some places), and the stage of cells regeneration begins through fetal metabolism.

Fifth month’s symptoms:

  • Minor swelling of the face, feet, and hands, as a result of water retention.
  • Appearance of spots and melasma on the face of the pregnant woman.
  • Increase in the vaginal discharge.
  • Pain in the lower abdomen, as a result of the stretching of the baby.
  • Increase in the mother's appetite for different foods.
  • Indigestion, bloating and constipation.
  • Back pain which affects half of the pregnant women.
  • Changes in the breast in light of the blood circulation’s activity in them, in addition to an increase of the size of the milk secretory glands, which makes the size of the breast bigger.
  • The uterus rises to reach the level of the navel.

The sixth month:

The weight of the fetus becomes approximately 700 grams, his movement increases, his fingerprints form, his eyelids separate from each other, and his skin becomes shiny and delicate.

Symptoms that pregnant women face during the sixth month:

The pregnant is exposed to the same symptoms of the previous month in addition to:
  • Snoring.
  • Vertigo.
  • Insomnia.
  • Varicose veins.
  • Leg muscle cramps.
  • Loss of balance.

The seventh month:

The skin of the fetus becomes transparent and pink, and the brain begins to control the functions of the organs, except for the lungs, and the baby’s weight becomes about a kilogram. During this month it is possible for him to cry inside the womb and move a lot more than before, hear voices and feel pain, and distinguish the taste, whether it’s sweet or bitter.

Seventh month’s symptoms:

  • Back pain.
  • Fatigue.
  • Swelling of hands and feet.
  • Heartburn.
  • Signs of skin stretching.
  • Itchy skin.
  • Cramps in the feet and legs.
  • Hot flashes.
  • Frequent urination.
  • hard breathing.
  • Mood swings.
  • Insomnia.
  • Braxton Hicks contractions.

The eighth month:

The dermis of the skin develops and the auditory system becomes almost complete, the function of the nervous and the muscular systems becomes more active, the brain and mind grow significantly, and the baby becomes able to see and hear sounds, and the stage of growth of the entire body systems is now complete except the for lungs, which continue to grow until the end of pregnancy.

Eighth month’s symptoms:

  • The placenta becomes larger due to the food the fetus eats and the urine he produces.
  • The feeling of fatigue and tiredness increases with difficulty in movement in addition to pelvic, legs and lower back pain.
  • Difficulty falling asleep.
  • Big difficulty breathing due to pressure on the diaphragm hence on the lungs.
  • Yellow liquid discharge from the breast.
  • Lack of control of urine, because intense pressure on the uterus and bladder affects how much you can control it (enuresis).
  • More vaginal secretions that tend to be white.
  • False birth contractions.
  • Constipation, varicose veins, or hemorrhoids.
  • Problems with digestion or heartburn.
  • Suffering when sitting.
  • Your temperature rises suddenly, due to the estrogen levels.
  • Feeling motherly and wanting the rest of your pregnancy to pass quickly to see your baby.
  • Straying and forgetting.
  • Dreams, fantasies and concerns about the fetus and its health.

The ninth month:

The stage of development of the lungs ends completely, the limbs become complete, the fetus is fully developed, and he no longer moves too much, and his weight reaches about three kilograms, and the mother now is ready to give birth for him.

Ninth month’s symptoms:

  • Frequent urination.
  • Exit the mucous plug.
  • More vaginal discharge.
  • Back ache.
  • Itchy skin.
  • Pressure in the pelvis.
  • Breast secretions.
  • More villus (hair) growth on your face.
  • "Feeling light"; the fetus descends making breathing a lot easier.
  • You feel less movements from your baby.


Remember, every woman is different, and you may not experience all of these pregnancy symptoms. Including symptoms that may cause anxiety for pregnant women.

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