Description : I am ten years old and I measure 159.5 and I weigh 41.5 kg. how much should I weigh?
Last Answer : You should gain something to your height. The ideal weight will be if your bmi index is 18.5. At the current height and weight, your bmi index is 16.1. Every deviation from the ideal weight, ... on the net, there are a number of calculators. For example here https://sjidelnicek.cz/bmi-index/