280

Week by week

Week 23

Second trimester

Your baby is the size of a Grapefruit

28.9 cm
Length
501 g
Weight

This week at a glance

❤️HeartbeatSteady, ~120–160 bpm; heard at each appointment
🧠Major developmentLungs develop blood vessels, preparing to breathe

Baby

Your baby's skin is still wrinkled and reddish but will fill out as fat is added. The lungs are developing blood vessels in preparation for breathing after birth. Rapid eye movements begin and the baby is more responsive to sound.

Mother

Nutrition

IronCalciumDHA (omega-3)Folate

Lean meats and poultry · Fortified cereals · Leafy greens · Low-mercury fish · Beans and lentils

Tips

Do

Avoid