Your 9 months Pregnancy You're 41 weeks pregnant You're at the end of this amazing journey, so what should you expect to happen now your due date has arrived? 1 of Ad break How big is your baby?Now officially overdue, your baby hasn’t really lengthened in height over the past few days but will have gained weight – clocking in at around 3.5kg, still the size of a large pumpkin. Now find out how your baby is growing… How is your baby growing?She’s ready to meet the world but exactly when she’ll arrive is up to her – only about 5% of babies actually appear on their due date. While she’s been making breathing movements, it’s not until she takes her first breathes of air that her heart and circulation will be completely mature. Because her bowels are full of meconium, she’ll pass this as a sticky, greenish-black poo after birth. Thank heavens for nappies! Now find out what you body is doing… What’s happening to your body?Your baby continues to put on weight and life inside your uterus is now a bit of a squash. It’s obviously still comfy enough in there, but you’ll be regularly monitored to check that your baby is still thriving. If there’s no sign of your baby by the end of this week, you’ll be advised to have an induction to start labour. Learn more about what symptoms to expect this week and check out our week by week pregnancy guide... Find out how your baby grew when you were 40 weeks pregnant. By Sara Mackenzie Comments Latest on MadeForMums Must-have toys for Christmas from the biggest sellers Why e-books might be better for your toddler than paper ones Toddler wets herself after being blocked from using toilet on plane Could these be Beyonce and Jay-Z's twin baby names?