20 weeks pregnant

Week 20

Your baby is now around 22cm long with a strong heartbeat which you may be able to see during your 20 week scan. It can be a magical moment to see your baby for the first time and a relief to have your questions answered about how they’re developing.

Read on for what to expect during your appointment and to find out what may be the cause of leg cramps at this stage.

Week 20

Measuring roughly 22cm, your baby is now becoming more aware as the part of their brain which controls their senses develops. The heart is beating strongly and can easily be detected. The skin is protecting itself by secreting a thick white mucus called vernix which acts as a waterproof barrier whilst in the womb.

You’re now due to have your 20-week scan called the ‘anomaly scan’. Its purpose is to check that everything is as it should be and your baby is developing normally. It may also be the first time you get a real glimpse of your growing baby, and many mums take their partner or a friend along to share the excitement.

your pregnancy week 20

The scan takes about 15-20 minutes. During the scan, the sonographer will look for any abnormalities in your baby’s physical growth and development, and also check the position of the placenta. At some point, they may let you see your baby on the screen and point out details like your baby’s heartbeat and their growing limbs. They may also be able to tell you the sex of your baby – not all hospitals will do this, and you will usually have to ask them to tell you if you’d like to know.

If your sonographer detects any kind of problem, you will be told at once and you may be invited back for another scan. Another scan does not always mean that there is a serious problem with your baby.

If your hospital provides such a service, you may be able to buy a print of your scan picture to share with your loved ones. If any aspect of your scan is worrying you, or you have a question you didn’t get to ask at the time, our expert team of healthcare professionals and midwife may be able to provide the answers – call them on 0800 996 1000 or try our confidential instant messaging service, Live Chat.

Many mums experience leg cramps during their second and third trimesters. The extra weight you’re carrying around is bound to put extra pressure on your leg muscles. However, cramps can also occur if you’re lacking in calcium or salt in your blood, if you’re dehydrated, if you’re simply inactive for long periods of time or if your growing bump is putting pressure on your nerves. Speak to your doctor or midwife if you have any concerns.

30 comments

mckenzie said...

went for my scan found out we are having a boy really pleased baby fine nout wrong cant waite to have him here

5 November 2010 14:00
mckenzie said...

mckenzie is a name id like but not sure yet

5 November 2010 14:01
becca__1985 said...

I'm having my 20 week scan on Thursday, cant wait :)

16 November 2010 21:00
trishlg said...

Our scan is on Wednesday and we really want to find out what the baby is lol We'd like a girl but it really won't matter, I just want to see the baby and hopefully it won't be asleep on it's tummy like the last scan lol

20 November 2010 18:11
mummybs said...

been for my 20 week scan today ,all is well and found out were having a girl,can't wait very excited

26 November 2010 17:48
carley26 said...

well i found out last week having another girl this is my 3rd girl would of loved a boy but as long as everything is ok, ya get what ya given xxx

31 October 2010 15:54
kathleen.ali19 said...

i had my 20 week scan on wednesday and i am having a little boy im so excited x

16 October 2010 10:22
babygirlslim said...

cant wait 4 fri as i have my next scan i so cant wait just hope all will
be fine im sooo nervous x

5 October 2010 11:22
carla 2010 said...

Soooo excited, I have my 20 week scan on the 19th and I cant wait to see my baby, weve decided not to find out the sex of our baby as this is our first, belongs if he or she is healthy.
Goodluck to the mums who havent had their scan yet x

13 January 2011 12:03
cheekysteph89 said...

I cant wait for monday 13th havin my 20 week scan and going 2 find out wat im having would like a boy but not bothered aslong as its healthy and its my first baby so really excited but scared at the same time lol xxx

9 December 2010 00:25
emmastubbs said...

so cant wait for my 20 weeks 2mora im really excited now as it actually time 2 find out wat were havin now would like a girl but im not really fussed as i love him just as much her xx

9 December 2010 00:51
NEZUMI80 said...

Had my scan on Thursday and found out we are having a boy too! Definitely the year for boys!

18 October 2010 06:46
Stacey1309 said...

Hi I am 20 weeks today and we have our scan tomorrow. Really excited don't mind what we have as long as healthy (first baby) Due 12th June nervous!!

23 January 2011 10:21
jess84 said...

i am 20 weeks today and i am due june 15th. I am so excited, my scan is today but i am also worried incase there is anything wrong.

26 January 2011 07:46
KR84 said...

Hi I was 20 weeks on Saturday and have my scan Monday, we have decided not to find out what we are having but it is going to be so tempting. i am due June 11

27 January 2011 12:59
kimmie1978 said...

I am new to this site, had my 20 week scan on Friday - We're team Blue.... yipee... Really wanted a boy, healthy & active aswell.

9 January 2011 15:11
sweetcheecks said...

im 20 weeks today and have my 20 week scan on tuesday im sooo excited to find out the sex of my baby and just to see if everything is ok as i had allot of twinges and aches and pains in my tummy but i guess thats normal i just cant wait now im counting down the days till i get to see my little 1 again =)

11 March 2011 13:42
lisagiddings said...

had my 20 week scan on friday,as this is my second pregnancy and we are having twins we found out the sexes ,so excited that i am having two more boys .(already have a 4 year old boy).better start thinking of some names.look forward to next scan at 28 weeks.

16 January 2011 07:32
*peanut2011* said...

Hi Stacey1309, your little one is due on my birthday :) cute! i am 20 weeks today, cant believe this is the half way point already. on the countdown now, due date is 25th August! got my scan tomorrow, so excited to see baby again n make sure everything ok, and find out what sex!! propa little mover at the minute, loving my bump tho! hope every1 ok x

7 April 2011 10:39
dc22 said...

hi ive just turned 20 weeks on monday having lil girl cant wait even though my oldman wanted a boy lol

13 July 2011 15:11
Jodie momma said...

Had my 20wk scan on fri and found out it's a girl which my daughter is thrilled about and every things fine but being an insulin dependent diabetic there keeping a close eye which is good :-)

28 August 2011 19:07
carla 2010 said...

CONGRATUATIONS!!!!!!!! Twins WOW how exciting, ive only got in there but my husband wanted twins and when he speaks to my belly he used to say 'hello twinnies' lol then when we went for my 12 week scan there was only one in there and the look on his face was priceless.
I have my 20 week scan tomoz so excited

18 January 2011 14:04
chellie23 said...

im having my scan 2morra. so we find out then, ive got a boy and a girl already soo i dont mind what the sex is as long as the babys healthy 3

10 November 2010 21:18
clt17 said...

hi i am 20 weeks with my 4th found out this week we are having a boy!!! is anyone else due around 11th june be nice to speak to others!!

22 January 2011 17:41
Veza said...

Im 20wks tomorrow with my 3rd baby. I have my scan today and im so excited. I hope everything is going well but im really excited to find out the sex.. Feeling very bloated at the moment but apart from that all feels well..

23 February 2011 11:46
kellypops said...

i had my 20 scan on monday and it was mind blowing me and boyfriend cant wait till our lil girl is hear but im so nervous x

6 April 2011 13:05
su callo said...

20 week scan tomorrow..... cant wait and yet terrified. Dont know if we want a boy or a girl.... but the new layout of the house will depend on us finding out. (this is number 5 between us) Hope we get to see if it's team pink or team blue so we can build some bedrooms!!!

6 September 2011 14:56
nannyno said...

Had my 20wk scan yesterday and have found out that Im having a little girl, am really happy, wouldve been happy with a boy too since I already have one of each but its good to know anyway x

17 September 2011 11:18
SammyV said...

I had my 20 week scan last thursday and it was amazing I found out that I was having a boy! As I am a larger lady they couldn't measure all of the baby as they would have liked but I am going back for another scan at 23 weeks and they should be able to see things a lot clearer. I don't mind because I can get more pictures of my Son (sounds weird to say that!)

1 December 2011 12:50
baby Sinclair said...

Had my scan couple days ago found out im having a baby boy im so excited cant wait for him to be here x

12 December 2011 21:59

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