1. Development indicators of height and weight
The height and weight of a four-month-old baby are important indicators of growth and development. At this stage, the average height of baby boys is 59.7 cm and that of baby girls is 58.4 cm. The average weight of baby boys is 6.3 kg and that of baby girls is 5.8 kg. It\’s important to note that this is just an average, and specific height and weight will vary based on individual differences.
2. Development indicators of head circumference and chest circumference
In addition to height and weight, head circumference and chest circumference are also important indicators of the growth and development of a four-month-old baby. The average head circumference of baby boys is 41.9 cm, while that of baby girls is 40.8 cm. In terms of chest circumference, the average head circumference of baby boys is 41.1 cm, while that of baby girls is 39.9 cm. These indicators can reflect the growth of the baby\’s brain and heart and other organs.
3. Development indicators of visual and hearing abilities
Babies at four months old begin to gradually develop visual and hearing abilities. At this stage, they can follow moving objects and respond to sounds. At this time, the baby\’s vision has gradually matured and can distinguish some colors and shapes. As for hearing, they can understand some simple languages and become interested in music and sounds.
4. Developmental indicators of athletic ability
The motor ability of four-month-old babies is also gradually improving. At this point, they can raise their head and hold the position for a few seconds, or they can try to roll over. At the same time, they begin to explore their surroundings and try to grasp objects with their hands. These are important milestones in the development of your baby\’s motor abilities.
5. Development indicators of social and emotional abilities
At four months, babies begin to become interested in the people around them and try to interact with them. At this time, they will smile and make noises to attract attention from those close to them. At the same time, they also begin to express their emotions and try to build a closer relationship with their parents.
6. Developmental indicators of eating and sleeping habits
Babies who are four months old have begun to eat complementary foods and need to increase their daily food intake. At the same time, they also need more sleep to support body and brain development. At this stage, parents need to pay attention to nutritional balance and sleep patterns to help their babies grow healthily.
The development indicators of a four-month-old baby are an important basis for parents to understand their baby\’s growth and development. It should be noted that the development of each baby is different, and parents should develop corresponding nutrition and health plans based on their children\’s actual conditions.