What's growing
Halfway. ~25 cm crown-to-heel
The mid-pregnancy anatomy scan typically happens this week.
Source: ISUOG Practice Guidelines, Ultrasound Obstet Gynecol 2022 — Mid-trimester scan
Fifth moon · week 20 of 40
Your body is doing a lot of work you never see.
Fifth moon of ten
Week 20 of 40
The eight cards · week 20
What's growing
The mid-pregnancy anatomy scan typically happens this week.
Source: ISUOG Practice Guidelines, Ultrasound Obstet Gynecol 2022 — Mid-trimester scan
What's changing in you
Postural compensation begins. Lower-back tightness is mechanical, not weakness.
Source: Soma-Pillay et al., Cardiovascular Journal of Africa 27(2), 2016 — Physiological changes in pregnancy
General info — not personalized medical advice.
Maternal brain
Identity reorganizes around the imagined baby — what Athan calls matrescence, drawing on Stern.
Source: Athan, Matrescence framework, Columbia University (2011–present)
You & baby
Many parents start using a placeholder name now — a small but meaningful attachment behavior.
Source: Cranley, Nursing Research 30(5), 1981 — Maternal-Fetal Attachment Scale
For your partner
Re-watching scan footage together, slowly, deepens shared narrative — a Cowan-style ritual.
Source: Cowan & Cowan, When Partners Become Parents (1992; 2nd ed. 2000)
Move with care
Wall angels, cat-cow, glute activation — two minutes twice a day beats one long session (ACOG 804).
Source: ACOG Committee Opinion 804 (reaffirmed 2020) — Physical Activity and Exercise During Pregnancy
General info — not personalized medical advice.
Eat for two brains
Iron requirements climb sharply through T2 and T3 to meet expanding blood volume and fetal stores.
Source: WHO Guideline: Daily iron and folic acid supplementation in pregnant women (2012)
General info — not personalized medical advice.
60-second prompt
What will you keep? What will you change?
Source: Fraiberg, Adelson & Shapiro, JAACAP 14(3), 1975 — Ghosts in the Nursery
Prepare · next meaningful step
Look for evidence-based curricula that include partners and postpartum.
Today's reflection
Learn · chosen for you
My moon today
Your nervous system is rehearsing for the work ahead.
Try this — Try four slow exhales — longer than your inhales.
What are you hoping your baby inherits from you?