Babycentre co uk tools

That's why your due date is calculated based on the date of your last period instead. Most women ovulate about two weeks after the first day of their period, and conceive shortly afterwards. The average pregnancy lasts between 37 weeks and 42 weeks.

Our calculator uses this information to give you an estimated due date. Will my baby definitely be born on my due date? Unfortunately, no one can say for sure exactly when your baby will arrive. In fact, only about four per cent of babies are born on their due date!

But it is likely that your baby will arrive in the few weeks either side of your estimated due date. Knowing this can help you to be prepared for labour and birth, and to have everything ready for your new baby.

Will my due date change when I have a scan? It may do. Your first pregnancy scan will probably happen when you're between 10 weeks and 14 weeks pregnant. It's known as the dating scan , and is used to give you a more accurate due date, based on the size and development of your baby. Learn more about antenatal scans. Check out our week by week information from the start of your pregnancy: Your pregnancy at 2 weeks Your pregnancy at 3 weeks Your pregnancy at 4 weeks.

Other pregnancy tools, videos and slide shows Inside pregnancy videos Antenatal appointments scheduler How big is your baby slide show Baby name finder. Top 5 things to know when you get pregnant Diet for a healthy pregnancy All about nausea and morning sickness Sex during pregnancy When will I have my first scan? Pregnancy symptoms you should never ignore. Related community groups I'm pregnant! Antenatal tests Join a Birth Club! How much did you weigh before you got pregnant?

How tall are you? Are you having twins? Yes No. During this pregnancy, you're expected to gain:. Pregnancy weight gain is based on your pre-pregnancy body mass index BMI. Your BMI is , which is considered underweight. Your BMI is , which is considered a normal weight. Your BMI is , which is considered overweight. Your BMI is , which is considered obese.

Our weight gain calculator can help to estimate how much weight you may expect to gain in pregnancy. There are lots of factors that determine how much weight you'll gain during pregnancy. What you eat is just one of them. Your age, ethnicity, height and pre-pregnancy weight all influence how your body will change over the next nine months. It's natural and healthy to put on weight during pregnancy.

Your body needs to change in order to accommodate your growing baby, and to give them the best start in life. How much should I weigh? Learn more about pregnancy weight gain and eating well in pregnancy: Find out how many extra calories you need when you're pregnant. Make eating well easy with our trimester by trimester pregnancy meal planners. Your body needs to change to accommodate your growing baby, and to give him the best start in life. Your BMI and what you eat are just two of them.

Your age, ethnicity and exercise levels will also influence how your body will change over the next nine months. How else can I tell when my fertile window is? Our calculator will estimate the dates up to and including ovulation, which is when you're most fertile. But you may also want to check for signs and symptoms that can give you a clue to your fertile window.

These include: Basal body temperature Your basal body temperature BBT is your temperature first thing in the morning. Many women see a spike in their temperature shortly after ovulation, so this can be a sign that you've ovulated.

Learn more about charting your BBT. Cervical mucus Cervical mucus CM is the natural vaginal discharge that most women produce. The colour and texture can change throughout the month. Around the time of ovulation, your cervical mucus may be clear and slippery, a bit like raw egg white.

See what fertile cervical mucus looks like. Changes to your cervix Throughout the month, your cervix changes in position and texture. This can also give you some indication of when you ovulate. Around the time of ovulation, the cervix is often said to be short, high, open and wet SHOW. Find out what this means in our expert guide to checking your cervix for ovulation.

Should I only have sex when I'm most fertile? Planning sex for your fertile window may be helpful if you find it difficult to have regular sex, for example if you or your partner often work away. But for many couples, timing and charts can be stressful and take the spontaneity out of sex.

In general, simply having sex every two to three days throughout your cycle will give you the best chance of conceiving. That way, no matter when you ovulate, there will be sperm ready and waiting to fertilise your egg as it's released. Give yourselves the best chances of getting pregnant with our nine tips for quick conception.

Enter your due date or child's birthday dd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec yyyy Trying to conceive? We use your health information to make our site even more helpful. By clicking the button, you agree to our policies and to get emails from us.