A healthy weight can depend on many factors, including your age, sex, muscle mass, bone mass, and lifestyle. Some measures, like body mass index (BMI), do not take all of these measures into account.

If you wonder how your body sizes up to others your age, it can help to compare to the average weight and height of teenagers. Keep in mind there are several factors that affect the average weight of ...

Every child grows differently – It's totally normal for kids to be bigger or smaller than others at the same age. What's more important is that they grow steadily over time. Growth charts are just a ...

Donna Christiano Campisano is a freelance writer specializing in women and children's health issues. She has written for numerous consumer publications and websites, including Parents, Woman’s Day, ...

Track newborn growth with height weight charts and weight calculators to detect potential health risks like hypoglycemia early on.

The average weight for a 13-year-old boy is between 75 and 145 pounds, while the average for a 13-year-old girl is between 76 and 148 pounds. A child’s weight can depend on unique factors. For boys, ...