Search our pregnancy calendar for a detailed ‘week by week’ guide to your pregnancy and your baby’s development.
Find out how your baby is developing in the first trimester, weeks 1 to 12 of your pregnancy. For a free personalised calendar log in or join the Baby Club
The second trimester is often the favourite trimester for most women, find out what is happening to you and your baby between weeks 13 to 27 of your pregnancy.
You've reached the third trimester of your pregnancy! Find out more about the changes to you and your baby during weeks 28 to 41 of your pregnancy here.