Growth is plotted on growth charts which differ by age and gender. The growth charts are available from the CDC for boys/girls birth to 2 years and 2 years to 18 years. Don’t forget to monitor their BMI beginning at 2 years.
| Length | |
| Infants | Infants increase their length by 50% in the first year. |
| 2 to 5 years | Between 2 and 5 years, children grow 2.5 to 3.5 inches per year. |
| 5 to 10 years | Children 5 to 10 years, grow an average of 2.5 inches per year. |
| Adolescents | Adolescents gain 50% of their adult weight. |
| Weight | |
| Infant [First Week] | During the first week of life infants will lose weight, should not be more than a 10% weight loss. |
| Infant [7 days] | Infants regain birth weight by 7 days. |
| 4 to 6 month | Double their birth weight by 4-6 months of age. |
| 1 years | Triple their birth weight by one year of age. |
| 2 years | Quadruples by two years of age. |
| 2 to 5 years | Between 2 and 5 years, children gain 4.5 to 6.5 pounds on average. |
| 5 to 10 years | Children 5 to 10 years, gain an average of 7 pounds per year. |
| Adolescents | Adolescents achieve the final 15 to 20 % of their adult weight. |
