Watching your baby grow through pregnancy is a fun way to pass the long nine months. In just 40 weeks, your baby will grow from the size of a tiny seed to the size of a watermelon.
Let us show you how big your baby is and how the baby this week develops!
Week 1 to week 4
Sperm met egg last week, and voilà — you’ve made a baby! Congratulations! If you know you’re 4 weeks pregnant. You might be totally excited, or you might be getting used to the idea of having a baby. You may have no idea that you’re actually pregnant because you won’t be feeling any different. Schedule your first prenatal visit, where they will confirm your pregnancy with a urine or blood test.
Baby’s Weight: Less than 0.04 oz – poppyseed
The creation of the brain, spinal cord, heart, and blood vessels is already well under way.
Baby’s Weight: still less than 0.04 oz – appleseed
Your little one has tripled in size.
Baby’s Weight: still less than 0.04 oz – sweet pea
Baby’s arm buds, which formed last week, now look like paddles.
Baby’s Weight: still less than 0.04 oz – blueberry
This week hands and feet have webbed fingers and toes. Soon will be reabsorbed to reveal individual fingers and toes.
Baby’s Weight: still less than 0.04 oz – raspberry
Your baby has graduated from embryo to fetus. The digestive tract and reproductive organs are formed, but it’s still too early for even a skilled technician to tell whether you’re having a boy or a girl.
Baby’s Weight: About .07 oz – cherry
The baby can stretch its spine. Baby’s eyes and eyelids are more developed and eyebrows are beginning to grow.
Baby’s Weight: 0.14 oz – strawberry
From now through week 20 of your pregnancy, baby increase 30-fold in weight and triple in length.
Baby’s Weight: 0.25 oz – lime
Fingernails, toenails, and bones are forming, and a fine layer of hair covers most of baby body.
Baby’s Weight: 0.49 oz – plum
Vocal cords are beginning to develop.
Baby’s Weight: 0.81 oz – lemon
Read more about your week-by-week pregnancy symptoms and tips to help and guide you.
All of the internal organs formed during the first trimester, and they will continue to mature from now until is the baby born.
Baby’s Weight: 1.52 oz – peach
The brain now controls all the muscles in her body; baby is able to move. But if this is your first baby, you probably won’t feel moves for several more weeks.
Baby’s Weight: 2.47 oz – orange
The baby can make a fist and even suck its thumb.
Baby’s Weight: 3.53 oz – avocado
This is the first time you might feel the baby’s hiccups.
Baby’s Weight: 4.94 oz – pomegranate
Tiny fingers now have unique fingerprints! You can even find out if it is a girl or a boy!
Baby’s Weight: 6.70 oz – artichoke
Baby starts giving you “hello” jabs at regular intervals, which you may be able to feel if this is your second or third pregnancy. First-time moms still might not feel anything for a few more weeks.
Baby’s Weight: 8.47 oz – mango
This week baby may have thin eyebrows and is sprouting some hair on her head.
Baby’s Weight: 10.58 oz – banana
Skin now responds to touch. If you put pressure on your belly, baby will move away or push back.
Baby’s Weight: 12.70 oz – endive
Lungs are developing rapidly.
Baby’s Weight: 15.17 oz – coconut
Baby’s brain and hearing are more developed this week, and baby is beginning to recognize your voice. It’s time to shop for maternity clothes.
Baby’s Weight: 1.10 lb – grapefruit
Nostrils are opening now for “practice breathing”.
Baby’s Weight: 1.32 lb – sugar melon
Baby may reach out and grab the umbilical cord.
Baby’s Weight: 1.46 lb – cauliflower
Eyebrows and eyelashes are well-defined; plus, the baby has more hair on its head this week.
Baby’s Weight: 1.68 lb – kale
At this point, the baby may be able to distinguish between your voice and your husband’s or partner’s voice.
This week you can have a 3D ultrasound done!
Baby’s Weight: 1.93 lb – lettuce
The baby is beginning to open eyes and blink.
Baby’s Weight: 2.22 lbs – eggplant
The skin is still wrinkly, but as fat accumulates, baby will fill out.
Baby’s Weight: 2.54 lbs – acorn squash
The baby has cycles of sleeping and waking. After 30 to 90 minutes of snoozing, may give you a kick to let you know its awake.
Baby’s Weight: 2.91 lbs – zucchini
This week baby will gain as much as a half-pound per week until it’s born.
Baby’s Weight: 3.31 lbs – asparagus
Because the baby’s taste buds are developed, she may acquire a preference for the foods you eat, which she samples when she swallows amniotic fluid.
Baby’s Weight: 3.75 lbs – squash
The fine hair that covered the entire body and helped keep warm as develop, is starting to disappear, but there might still be patches of it on shoulders and back.
Baby’s Weight: 4.23 lbs – celery
Bones are fully developed by now, and baby is turning head, pirouetting, and moving body from side to side.
Baby’s Weight: 4.73 lbs – butternut squash
Preparation for birth, the baby is now upside down.
Baby’s Weight: 5.25 lbs – pineapple
Baby’s liver and kidneys are in working order. Circulation and immune systems are basically good to go. Now, the baby is getting closer and closer to being able to breathe on their own.
Baby’s Weight: 5.78 lbs – papaya
Because the baby is running out of room in your uterus, it is mostly stretches and wiggles, instead of delivering big kicks.
Baby’s Weight: 6.30 lbs – romaine lettuce
Connections are forming in the baby’s brain that will help swallow and even sleep better once it’s born.
Baby’s Weight: 6.80 lbs – winter melon
Baby is probably able to flex their limbs now. Baby’s brain is still rapidly developing—they’re getting smarter by the week! Baby’s nails may extend past the fingertips now.
Baby’s Weight: 7.25 lbs – pumpkin
Week 40 to 42
You’re expecting to give birth this week, but don’t worry if your baby decides to stick around a little longer. Many first babies are late, and it will be worth the wait—we promise!
Baby’s Weight: 7.63 to 9 lbs – watermelon
Check out also:
- 10 Coping Strategies to Overcome Insomnia in Pregnancy
- 7 First Time Pregnancy Tips
- How to Organise a Perfect Baby Shower
- Hospital Bag Checklist: What to Pack for Baby and Mom
- Newborn Baby Birth Weight: What Is Normal, Average and Low?
- 35 Baby Name and Dad
Tags: How big is my baby, Pregnancy