Children’s growth and development control table at each stage of development, the growth curve has certain differences, as follows: 1, weight: 1-6 months weight (kg) = birth weight + month age * 0.7; 7-12 months weight (kg) = 6 + month age * 0.25, usually 1 year old weight about 10 kg, 2 years old to pre-pubertal weight (kg) = age * 2 + 7; 2, height : The standing measurement of children under 3 years old is not accurate, and should be measured in supine position, called the length, the average length of newborns at birth is 50cm, while the standing measurement of children after 3 years old is called height, and the formula for estimating height from 2 to 12 years old is height (cm) = age (years) * 7 + 77. Children’s height and weight are related to genetics, race, endocrine, nutrition, exercise and disease and other factors, and can usually The child’s development can be assessed comprehensively based on the development of height and weight. If a child has obvious abnormalities in stature, most of them are related to diseases, such as rickets, severe malnutrition, growth hormone deficiency, etc., and prompt medical attention is needed. In addition, spring is a critical season for children’s growth and development. Taking children to outdoor activities, more exercise and more sunshine can promote the absorption of calcium. Pay attention to making balanced and nutritious meals for your baby to ensure a balanced intake of meat, eggs, milk, vegetables and fruits, which can promote your baby’s growth and development.