15 WEEKS PREGNANT

Tiny ears move into their final position

Baby this week: about 10.1 cm — crown to rump · about 70 g

10.1 cm — about the size of an apple

Illustration enlarged for clarity — the amber marker shows true relative size

Your baby this week

  • Ears have moved to roughly their final position on the sides of the head
  • Eyes can sense light even though the eyelids remain fused shut
  • Leg bones are lengthening quickly, and the legs are now longer than the arms
  • Taste buds are beginning to form

Your body this week

  • Nasal congestion and occasional nosebleeds can happen as blood flow to mucous membranes increases
  • Appetite often picks up as nausea fades for many people

This week's tip: A conversation about a pregnancy-appropriate multivitamin is worth having with your provider if you haven't settled on one yet.

Want the bigger picture — organ development, nutrition, scans and warning signs for this stage? See month 4: Finding out who's in there.

Sizes and milestones are typical ranges — every pregnancy runs on its own clock. Educational content; your prenatal care team's guidance always comes first.