aids
About 20% of calories. About 65 grams. That's for you average height, lightly active, normal weight boy. This website should be useful: http://www.healthcalculators.org/
52g of portions a 14 year old boy should have (years: 14-18)
A nine year old boy should eat about 2,200 calories
The number of erections that a 12 year old boy should get varies. Each boy is different and experiences puberty differently.
8.0 grams per kilogram of bodyweight
40 pounds
Sugar and carbs - kids:http://kidshealth.org/parent/nutrition_fit/nutrition/sugar.htmlAnotherIt is recommended that no more than 10% of total food intake should come from sugar. This is not only for kids but the general recommendation for everyone.
The child should only have one heartbeat.
sorry to say it but at 22 you're not a boy
A 7 year old boy should be about "49 to "55
Generally, depending on how much the boy weighs and how much he exercises, he should have around 19 grams of protein a day. Once he gets to be around 8 1/2 to 9 years old he should be eating about 34 grams of protein.