Physical development standards for babies between one and three months
1.1 Weight and height
At three months old, the average baby should weigh about 12 pounds (5.4 kilograms) and be about 24 inches (61 centimeters) long. During this period, the baby\’s weight growth will slow down compared to when he was born, but his height will continue to grow.
1.2 Head circumference and chest circumference
At three months of age, your baby\’s head and chest circumference will also increase. The average head circumference is 15 inches (38 cm) and chest circumference is 14.5 inches (37 cm).
1.3 Athletic ability
Babies as young as three months old begin to show more motor skills. They can lift their heads and support themselves with their arms. They may also begin to grasp objects with their palms and put them into their mouths.
Cognitive development standards for babies in two and three months
2.1 Visual ability
At three months old, the baby\’s vision has improved significantly. They can see more detail in their surroundings and develop a better awareness of colors.
2.2 Hearing ability
At the same time, three-month-old babies also begin to respond better to sounds. They can distinguish different sounds and can locate objects by sound.
2.3 Social skills
Three-month-old babies also begin to show more social skills. They become interested in and fixate on human faces. In addition, they also begin to learn how to interact with others and express their emotions through smiles and eyes.
Feeding standards for three- and three-month-old babies
3.1 Milk volume
At three months old, your baby needs to drink milk 4-6 times a day, with each milk volume being about 4-6 ounces (120-180 ml). If your baby is eating less but still has adequate diaper wetness and stool volume, there is no need to worry too much.
3.2 Complementary food
At three months old, your baby does not need to start adding complementary foods. Breast milk or formula are the only sources adequate to meet their nutritional needs.
3.3 Feeding methods
During this period, breastfeeding or formula feeding are both viable options. If you choose to breastfeed, make sure you are in good health and follow correct breastfeeding positions.
Baby sleep standards for four and three months
4.1 Sleep time
At three months old, babies need 14-17 hours of sleep a day. This includes daytime naps and nighttime sleep. They may start to establish a more regular sleep schedule.
4.2 Sleeping position
During this period, the safest sleeping position is for your baby to lie flat on their back. Please make sure there are no loose items, stuffed animals orPillow.
4.3 Night feeding
Babies as young as three months old may still need night feedings. If you choose to breastfeed, try to avoid making them overly dependent on night feedings so they can gradually establish a regular sleep schedule.
5. How to help a three-month-old baby develop
5.1 Give enough attention and interaction
During this period, adequate attention and interaction are very important to help your baby develop. Promote their physical and cognitive development by interacting, playing and singing with them.
5.2 Provide a safe environment
To allow your baby to feel safe exploring their surroundings, you need to provide a safe environment. Make sure there are no dangerous items in your home and that all appliances are safe.
5.3 Pay attention to your baby’s health
During this period, it is very important to pay attention to your baby\’s health. Please make sure they are up to date on vaccinations and monitor them for any symptoms such as feeling unwell or having a fever.
6. Conclusion
Three months is an important stage in your baby\’s development. By understanding and paying attention to their physical, cognitive, feeding and sleep standards, you can help them develop and grow better. At the same time, please remember to give them enough love and attention to let them feel the warmth and happiness of the family.
