My baby boy is 5 months old and weigh 9kg and height is around 70 cm .. just wanted to know is he over weight , he is active and not looking fat..

A. Excess fat and calories can still be a concern, though. For example, being too heavy can delay crawling and walking — essential parts of a baby's physical and mental development. While a large baby may not become an overweight child, a child who is obese often remains obese as an adult.