Your 1st Trimester

Weeks 4–8

Follow your pregnancy journey, one week at a time.
Scroll down to learn what’s happening with your baby and your body.

Tip for this stage

Big changes are happening! Rest, eat well, stay hydrated, and be kind to yourself.

Week 4

Week 4 pregnancy development
Baby this week

Tiny changes begin!

  • The foundation for your baby is being set.
  • Cells are multiplying rapidly.
  • Early development is beginning.
What you may feel
  • Bloating
  • Tiredness
  • Mild cramping
  • Mood changes
What to know / do
  • Start or continue prenatal vitamins.
  • Eat small, frequent meals.
  • Drink plenty of water.
  • Get enough rest.

Helpful picks

Prenatal vitamins
Prenatal Vitamins
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Week 5

Week 5 pregnancy development
Baby this week

Your baby is about the size of a sesame seed.

  • The neural tube begins developing.
  • The brain and spinal cord start to form.
  • The heart begins developing.
What you may feel
  • Fatigue
  • Nausea
  • Breast tenderness
  • Food aversions
What to know / do
  • Eat a balanced diet.
  • Avoid raw or undercooked foods.
  • Stay hydrated.
  • Gentle walks are good for you.

Helpful picks

Pregnancy snacks
Pregnancy Snacks
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Week 6

Week 6 pregnancy development
Baby this week

The heart begins to beat!

  • Arms and legs begin to form.
  • The brain and spinal cord continue developing.
  • Facial features are starting to develop.
What you may feel
  • Morning sickness
  • Tiredness
  • Mood swings
  • Frequent urination
What to know / do
  • Eat foods rich in folic acid, iron and calcium.
  • Avoid alcohol and smoking.
  • Rest when you can.
  • Keep drinking enough water.

Helpful picks

Hydration bottle
Hydration Bottle
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Week 7

Week 7 pregnancy development
Baby this week

Your baby is about the size of a blueberry.

  • Major organs are starting to form.
  • Tiny fingers and toes begin developing.
  • The brain continues growing quickly.
What you may feel
  • More tiredness
  • Nausea
  • Bloating
  • Emotional changes
What to know / do
  • Get enough sleep.
  • Manage stress where possible.
  • Gentle exercise may be helpful.
  • Continue your prenatal vitamins.

Helpful picks

Stretch mark cream
Stretch Mark Cream
Shop now →

Week 8

Week 8 pregnancy development
Baby this week

All major organs are forming.

  • Your baby is about the size of a kidney bean.
  • The face is taking shape.
  • Arms and legs continue developing.
What you may feel
  • Nausea may continue.
  • More tiredness
  • Appetite changes
  • Breast tenderness
What to know / do
  • Continue healthy habits.
  • Avoid harmful substances and unnecessary exposure.
  • Keep up with prenatal care.
  • Prepare for your first gynae appointment if needed.

Helpful picks

Maternity pillow
Maternity Pillow
Shop now →
← Back to 1st Trimester

You’re doing amazing, mama!

Take it one day at a time. You’ve got this.

Next: Weeks 9–13 →

Always listen to your body

If you experience severe pain, bleeding or unusual symptoms, contact your gynae.

Every pregnancy is unique

Use this as a guide and consult your healthcare professional for personalised advice.

Need something?

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1st Trimester Tips

Helpful guidance for nausea, rest, nutrition and early pregnancy.

Read tips →
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When Should I See My Gynae?

A simple guide to your first appointments and when to seek advice.

Learn more →
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