You need to slow down because the extra weight will make you tired, and you may get backache.
From about 34 weeks pregnant, you may be aware of your womb tightening from time to time. These are practice contractions known as Braxton Hicks contractions, and are a normal part of pregnancy. It's only when they become painful or frequent that you need to contact your midwife or hospital.
Only around 5 per cent of babies arrive on their due date. You can find out more about labour signs and what happens in labour.
If you have children already, you may want to make childcare arrangements for when you go into labour. Pack your bag ready for the birth if you are planning to give birth in hospital or a midwifery unit.
When you are around 36 weeks pregnant, make sure you have all your important telephone numbers handy in case labour starts.