Pregnancy week 23
How's the foetus during 23 weeks?
Here come those developing lung
Your baby weighs about 501g and is about 28.9cm long from crown to heel- mango-sized!
Your baby's lungs are developing surfactant - a substance that will help the lungs to expand after birth.
The fingernails are completely formed and the bones of the middle ear begin to harden.
What's with my body: Leg cramps
You may be woken in the night by an excruciating leg cramp, especially if you suffer from a shortage of calcium. If you have leg cramps, straighten your leg and flex your ankle. Get your partner to massage your calf muscles.
You may see your abdomen move as your baby does his acrobatics inside.
Go back to the complete list of Pregnancy week-by-week updates.