check his BMI
60
105 pounds
130 Pounds
The average weight for a 5-6 foot male is between 120-125 pounds.
A boy that is 4 foot 9 inch should weigh between 30 to 40 kilograms. This is the ideal weight but it varies in most cases.
The weight for a 57 inch tall boy is about 97 pounds
50 pounds
95lb (43kg)
90-110 don't be anerexic
about 30 pounds
Healthy weight for a 53.5 inch boy depends on his age. Talk with your health care provider for advice specific to your son's health.