Fetal Development Week by Week
                     Fetal Development Week by Week
● 1st Trimester - (1 - 3) Months - (1 - 13) Weeks
2nd Trimester - (4 - 6) Months - (14 - 27) Weeks
3rd Trimester - (7 - 9) Months - (28 - 40) Weeks

1st Trimester - (1 - 3) Months - (1 - 13) Weeks
Month 1 - Week (1 - 4)
The egg is fertilized in this stage and is implanted into the uterine lining. A sac grows around the 
fertilized egg and it contains amniotic fluid which acts as a cushion for the embryo.
The placenta also formed in this month 1. This will supply nutritions and give support to the baby 
from the mother.
Baby Development:
● Eyes and face begin to develop
● Heart beat is being started
● The baby's size is smaller than rice grain
Month 1 - Week (1 - 4)
Diet Chart
● Take folate-rich foods such as leafy green vegetables, peas, chickpeas and kidney beans, etc.
● Vitamin B6 rich food such as fish, chicken, peanuts, bananas, oats, peanuts.
Symptoms
● Nausea and vomiting
● Frequent urination
● Food Craving
● Constipation
● Dizziness
● Sore Breasts
Month 2 - Week (5 - 8)
The embryo is formed. Most pregnancies test positive at this stage
Baby’s Development in 2nd Month
● Facial Features are going to be developed
● Ears are going to begin
● Toes and legs are forming
● Fingers and hands are forming
● Eyes are also forming
● Brain, spinal cord and the central nervous system is formed
● Sensory organs and digestive tract are begin to develop
● Heartbeat is detected in this month
● Baby's size is about 1-inch long
Month 2 - Week (5 - 8)
Diet Chart in 2nd Month
● Vitamin D3 rich foods such as fatty fish, seafood, egg yolks, cheese
● Omega D3-rich foods such as nuts and seeds
Pregnancy Symptoms in 2nd Month
● Fatigue
● Nausea
● Food cravings
● Mood Swings
● Frequent Urination
Month 3 - Week (9 - 13)
Baby's Development in 3rd Month
● Fingernails and feet nails begin to form
● Hands, fingers, legs, and toes keep growing in this stage.
● Teeth and reproductive organs begin to form
● By the end of the 3rd month, the baby is fully formed and there is less chance of miscarriage.
● The size of a baby is 1 inch and weighs 1 ounce.
Month 3 - Week (9 - 13)
Pregnancy Diet in 3rd Month
● Take 10 glasses of water per day
● Fruits and Vegetable
● Protein
● Healthy fats and oil
● Wholegrains
Pregnancy Symptoms in 3rd Month
● Fatigue
● Nausea
● Changes in Breasts
● Constipation
● Skin Changes
● Heartburn
2nd Trimester - (4 - 6) Months - (14 - 27) Weeks
Month 4 - Week (14 - 17)
Baby's Development in 4th Month
● Hair, eyelids, eyelashes and nails are developed well.
● The heartbeat is clearly audible through a doppler.
● Baby is beginning to stretch and make movements.
● The baby can suck their thumb.
● The nervous system is beginning to develop
● The baby's size is 6 inches long and 4 ounces in weight.
Month 4 - Week (14 - 17)
Pregnancy Diet in 4th Month
● Wholegrains
● Green vegetables and Fruits
● Nuts and dry fruits
● Fish
● Dairy products
● Meat
● Eggs
Pregnancy Symptoms in 4th Month
● Constipation
● Fatigue
● Heartburn
● Nose bleeds
● Increased appetite
● Bleeding gums
● Swollen Ankles
Month 5 - Week (18 - 22)
Baby's Development in 5th Month
● The fetus's skin is covered with lanugo (downy hair), It will vanish at the time of delivery.
● A fetus's heart beating is twice that adult's.
● The placenta is bigger than the fetus. It gives protection to the fetus.
● A mother can identify baby movements when she had her first child.
● The fetus's height is 25 to 27 cm and weighs 250 to 300 grams.
● Eyebrows are formed
Month 5 - Week (18 - 22)
Pregnancy Diet in 5th Month
● Protein-rich foods such as tofu, soya products, nuts, chickpeas, cheese
● Whole grains
● Calcium-rich foods such as kiwi, mulberries, dates, dried figs
● Fruits and vegetables
● Water and Fruit Juices
Pregnancy Symptoms in 5th Month
● Swollen feet
● Dizziness
● Lower back pain
● Sleeping problems
● heartburn
● Skin changes
● Nasal congestion
Month 6 - Week (23 - 27)
Baby's Development in 6th Month
● Fetus's skin is red in colour.
● You can also see veins.
● Finger and toe prints are visible.
● Eyes are opened.
● Fetus responds to the sound.
● You can also notices hiccups of a fetus.
● The fetus is 12 inches long and weighs 2 pounds at the end of the month
Month 6 - Week (23 - 27)
Pregnancy Diet in 6th Month
● Vegetables and fruits
● Nuts, pumpkin seeds, sesame seeds, sunflower seeds and flax seeds
● Green leafy Vegetables
● Fish, lean meat
● Milk and eggs
● Fluids like water and fruit juices
Pregnancy Symptoms in 6th Month
● Heartburn
● Hot flashes
● Back pain
● Fast Heart beat
● Leg cramps
● Dizziness
3rd Trimester - (7 - 9) Months - (28 - 40) Weeks
Month 7 - Week (28 - 31)
Baby's Development in 7th Month
● The fetus continues to develop and got some fat.
● Hearing is developed.
● The fetus moves frequently and responds to pain, light, and sounds.
● The fetus's height is 14 inches and weighs 2 to 4 pounds.
Pregnancy Diet in 7th Month
● Fruits and Vegetables
● Whole Grains
● Healthy fats and oils
● Low-fat dairy products
● Fish, meat
● Eggs, Lentils
● Seafood
Month 7 - Week (28 - 31)
Pregnancy Symptoms in 7th Month
● Lower back pain
● Pelvic pain
● Constipation
● Braxton Hicks contractions
● Fatigue
● Shortness of breath
● Frequent urination
● Swollen legs and hands
Month 8 - Week (32 - 35)
Baby's Development in the 8th Month
● The fetus continues to develop and got fat.
● The brain is developed and it can hear and see.
● You can experience some kicks.
● Most internal systems are developed and lungs are immature.
● The fetus is 18 inches long and weighs 5 pounds.
Pregnancy Diet in 8th Month
● Fruits and Vegetables
● Protein-rich foods
● Whole grains
● Dairy products
● Healthy fats and oils
● Vitamins and minerals
Month 8 - Week (32 - 35)
Pregnancy Symptoms in 8th Month
● Frequent urination
● Shortness of breath
● Skin stretching
● Pelvic pressure
● Varicose veins
● Dizziness
● Haemorrhoids
● Dizziness
● Braxton Hicks contractions
● Fatigue
Month 9 - Week (36 - 40)
Baby's Development in the 9th Month
● This month, the fetus continues to grow and mature.
● The lungs are continues to grow and developed fully.
● The fetus blinks and turns its head.
● It also responds to light, sounds, and touch.
● This is the final month, you could get labour pains at any time.
● You can notice fewer movements due to enough space.
● The fetus's position is changed to prepare for birth.
● It is 18 to 20 inches long and weighs 7 pounds.
Month 9 - Week (36 - 40)
Pregnancy Diet in 9th Month
● Fruits and Vegetables
● Whole Grain and multigrain bread
● Protein-rich foods
● Dairy products
Pregnancy Symptoms in 9th Month
● Lightening
● Back pain
● Frequent urination and Trouble holding urine
● Pelvic pressure
● Itchy skin
● Heartburn
● Constipation
● Sharp pains
Contact Us
Swapna HealthCare
6-3-1111/19, Nishath Bagh, Begumpet,Hyderabad – 500 016
Visit: 
https://swapnahealthcare.com/
Thank You