Not Medical Advice: The average height for 12 years old boy is 58-62 inches and should weigh 85-100 lbs.
Calculate the ideal height and weight for children at Medindia.net
As kids grow from grade-schoolers to pre+eens, there continues to be a wide range of "normal" regarding height, weight, and shape.
Kids tend to get taller at a pretty steady pace, growing about 2.5 inches (6 to 7 centimeters) each year. When it comes to weight, kids gain about 4 to 7 lbs. (2 to 3 kg) per year until puberty starts.
Normal growth — supported by good nutrition, enough sleep, and regular exercise — is one of the best overall indicators of a child's good health.
Your child's growth pattern is largely determined by genetics. Pushing a child to eat extra food or greater than recommended amounts of vitamins, minerals, or other nutrients will not increase his or her height and may lead to weight problems.
Tip! Many short people tend to be disappointed with their heights because a tall stature can be a desirable trait for many reasons. Even if you don’t have a specific reason for increasing your height, being tall provides many advantages.
It can boost your confidence, save you from wearing uncomfortable high heels, or simply make it easier to reach that top shelf without having to climb onto a wobbly stool. Check out these top 8 ways to increase height and grow taller fast naturally from Byonddisease.com.