At birth, a baby can weigh between 6 lbs 2 oz and 9 lbs 2 oz on average, states KidsHealth.

Your ideal weight depends on more than just your age. Your gender and height also play a role in determining a healthy size. Measurements such as body mass index and body composition analysis that aren't specific to your age help you ensure you've got a healthy ratio of lean mass to fat, too. Even if your weight is "

Your total body volume is one component in certain equations to figure your percentage of lean body mass.

If you're trying to lose or gain weight, knowing your ideal body weight can help you determine a goal. You can use a simple equation to figure out your ideal body weight, or IBW, but other considerations are important as well if you want to stay healthy.

You can't determine your body composition solely by your height and wrist size. Wrist size varies from person to person, and typically is associated with overall frame size rather than with body composition. The only way to obtain an accurate idea of your body composition is to measure your body fat percentage.

If you dream about being able to eat whatever you want and not gain weight, you're not alone. While no miracle foods are available to help you lose weight, filling your diet with the right foods may help you get to and maintain a healthy weight.

When visiting the doctor’s office it is likely that you have noticed the scales used there to measure your weight are very different than most at-home models. This type of scale is referred to as a physician beam scale and is ideal for determining an accurate weight.

Most adult women in the United States weigh more than they should. According to the U.S. Department of Agriculture Dietary Guidelines for Americans 2010, 64 percent of U.S. women are either overweight or obese. Your ideal body weight depends on your height and frame size.

It's no secret that excess fat poses a health risk; carry too much extra weight, and you'll face a higher risk of dementia, cardiovascular disease and even certain types of cancer. With their body measurements, women can use one of a few methods to determine if they're at a higher risk for disease.

New mothers take note of every little change in their babies. They cherish each new stage of development. But it's more than just a mother's love. Moms know that monitoring changes is vital to the baby's health.

Boys come in all different shapes and sizes. No matter how broad the spectrum is for normal growth, a parent’s most common question is, “What size should my son be?” Parents worry whether their son is too small to make the dean’s list. They question whether their son too small to play basketball.

There are three general types of body shapes: ectomorph, mesomorph and endomorph. Ectomorphs are naturally lean with small bone structures; mesomorphs tend to be athletic with large bone and muscle structures; and endomorphs have stocky and solid.