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The 21-month-old boy's height and weight are indicators of the child's development. In order for children to develop well both mentally and physically, parents need to maintain a scientific nutrition for their children.
1. Height and weight of a 21-month-old boy
The development of a 21-month-old boy is directly related to his height and weight. So how tall is a 21-month-old boy? Baby's height is from 79.7 - 85.1cm, average is 82.2cm. Thus, the standard height of a 21-month-old boy will be in this range.
In terms of weight, a 21-month-old boy has a normal weight of 11.5kg. Babies are at risk of malnutrition if their weight is 10.3kg and malnourished if their weight is equal to or less than 9.3kg. In contrast, the baby is at risk of obesity if the weight reaches 13.0kg and obesity if the weight reaches 14.3kg or more.
2. Development of a 21-month-old boy
2.1 Children's intelligence
Before the age of 24 months, the cerebral cortex of the child will form more than 100 trillion synapses, helping the child to process language, information,... better.
2.2 Children's motor skills
A 21-month-old baby boy is usually able to walk very well. When they can walk, children will soon know how to run, jump, climb stairs,... In addition, children are also honing their motor skills, becoming more and more proficient with activities such as building blocks, drawing pictures. , turn the pages of a book, eat with a spoon,...
2.3 Children's feelings
In a 21-month-old baby, the frontal lobe (the part of the brain responsible for restraint skills) is still immature, so the child is often prone to anger, excitement, etc. However, parents can minimize these tantrums by making sure they get enough sleep and eat 3 meals and 2 snacks a day.
2.4 Children's communication skills
Like motor skills, the rate at which children develop language skills varies. By the age of 21 months, some babies can only use a few words, while others can use up to 500 words. But in general, after 18 months of age, the strong development of the brain helps children develop well in language and children have quite a lot of vocabulary to use.
Bé trai 21 tháng tuổi thường đã biết đi rất vững
3. Nutritional care for a 21-month-old boy
To ensure that the height and weight of a 21-month-old boy meets the standards, parents need to pay attention to the following issues when building a nutritious diet for the baby:
Provide children with a diet full of nutrients nutrients including protein, iron, zinc, iodine, selenium, folate, vitamin A, choline, DHA, ARA,... A balanced and varied diet including plenty of fruits, whole grains, meat red, vegetables containing vitamin C, cold water fish (salmon, bluefin tuna, herring, sardines, black cod,...) will be very good for the baby; Supplement foods with high vitamin D content for children; Babies need to provide enough 500ml of milk per day. Ideally, mothers should breastfeed their babies until they are 24 months old. If breast milk is not enough, parents can choose formula milk with essential nutrients such as DHA, ARA, lutein, taurine,... to stimulate brain development; calcium and vitamin C to help children grow taller,...; Add fat in the right amount in the child's diet. From the height and weight index of a 21-month-old boy, hopefully parents have understood more about the child's development. Depending on many factors, each baby will have a different development process. Parents need to pay attention to maintaining a scientific diet so that children can develop physically and mentally.
23-month-old children need 5mg of elemental zinc/day to eat well, reach the correct height and weight and exceed the standard. Zinc plays a role in affecting most biological processes taking place in the body, especially the breakdown of nucleic acids, proteins... Organs in the body when zinc deficiency can lead to a There are a number of diseases such as neurological disorders, irritability, etc. Therefore, parents need to learn about the role of zinc and guide them to appropriate zinc supplements for their children.
In addition to zinc, parents also need to supplement their children with other important vitamins and minerals such as lysine, chromium, B vitamins,... errands.
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