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 ...

Here's the average baby weight and length at various stages, including what to expect in terms of growth charts, milestones, and tips for monitoring your baby's development.

But because of birth weight charts that don't take ethnicity into account, some babies may mistakenly be considered small for gestational age.

The chart shows the correlation between child height at various ages and adult height. At birth, the correlation between birth height (or length) and adult height is about 0.4, meaning that only ...