The charts show the height and weight (or length, for babies) for children of both sexes in the 50th percentile, which is the average. Anything higher means your child is larger than average.

This simple chart from WebMD shows target blood sugar levels for kids and teens before and after meals, after fasting, before exercise, and at bedtime, as well as an A1c target.

"Severe child food poverty" is on the rise, affecting 181 million young kids. Here's how families cope when their kids are hungry and they can't afford to put 3 nutritious meals a day on the table.