What to Expect in the Third Trimester?

Third Trimester

Common symptoms you may feel during the third trimester

  • Your fetus gives out heat and you may feel this
  • Increased urinary frequency is common
  • Blood pressure changes peak during this trimester as the fetus pushes on the vein carrying blood back to the heart
  • Swelling of ankles, hands and face may occur
  • Hair may feel thicker because of increased hormonal circulation
  • Leg cramps may happen much more often
  • Braxton Hicks contraction may occur in increased frequency 
  • Stretch marks show up most often by now and are a sign of birth preparation time 
  • Colostrum may begin to leak from the breasts
  • Backache may increase due to the weight of the baby 
  • Increased vaginal discharge see
  • Varicose veins may continue and aggravate

What can your baby do by the end of the third trimester? almost everything!

  • The fetus can hear and see
  • Its brain continues to specialize
  • The lungs and kidneys continue developing
  • By the 36th week, the fetus “engages” in a position which mimics the movement of a baby towards the pelvic area and is called lightening
  • The bones of the skulls are soft and this helps push the baby down through the birth canal 
  • For most babies; their iris’ color is still blue and will develop their final color several weeks after birth 
  • The fetus can suck their thumbs and can cry now 
  • Babies at this point are covered in vernix caseosa which is a whitish liquid that protects the baby’s skin
  • For most babies’ the head is pointed downwards but this can even happen in the last weeks of the pregnancy

Click here to read a summary of changes that will happen inside your body during this time period

26 to 31 weeks of pregnancy

Common symptoms you may feel in the 26-31 weeks of pregnancy?

  • Increased lethargy
  • Swelling in feet
  • Ankles and hands
  • Leaking colostrum
  • Increased breathlessness

What happens inside your womb in 26-31 weeks of pregnancy?

  • Baby is about 38 cm (15in long) and weighs about 1 kg (2 lbs)
  • Moves more
  • Can sense light, sound, movement
  • Has a specialized nervous system with billions of brain cells
  • Start to suck their fingers and hands

Click here to read a summary of changes in your baby from 26-31 weeks

32-35 Weeks of pregnancy

Common symptoms you may feel in the 32-35 weeks of pregnancy?

  • Feel baby’s limbs sticking into your ribs
  • Sweat more often
  • Have a sticking out belly button
  • Urinate more often
  • Sore joints from lose pelvic joints
  • Might look puffier and around feet, ankles and hands 

What happens inside your womb in 32-35 weeks of pregnancy?

  • Baby is about 46 cm (18 in) long, weighs around 2.25-2.5 kg
  • Is building up fat inside
  • Developing immunity
  • Losing the soft hair they had on their baby 
  • Experiencing rapid brain growth

Click here to read a summary of changes in your baby from 32-35 weeks

36-40 Weeks of pregnancy

Common symptoms you may feel in the 36-40 weeks of pregnancy

  • Increasingly more tired
  • Feel anxious about labour
  • Experience Braxton-Hicks contractions more often
  • Experience more backache
  • As the baby moves down to pelvic area it becomes easier to breathe
  • Have stretch marks
  • Have dry skin
  • Have varicose veins
  • Feel hot/heavy/uncomfortable
  • May feel faint or dizzy at times 
  • Get leg cramps more often 

What happens inside your womb in 36-40 weeks of pregnancy?

  • Is about 55 cm tall (20 in) and weighs around 2.7-4 kg
  • Gains around 28 g/day
  • Has full developed lungs by now
  • Has started to store iron to use in first 6 months
  • Has skin that’s pinker and less wrinkled as they gain weight

Click here to read a summary of changes in your baby from 36-40 weeks


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