Depende talaga sa height niya, kasi ang 22.15 kg ay medyo mababa para sa 9-year-old girl, pero hindi automatic abnormal kung sapat lang ang growth niya overall. A few of us moms have kids na naturally petite pa rin kahit sa age na yan, pero mas mabuti kung i-check mo with her pedia para malaman ang growth chart niya at ma-ensure na consistent lang ang development, sometimes it's just genetics, pero better safe than sorry!