You can find information about a body fat scale by typing in the key words in Google. Google will give you different links to different sites where you can find out more information.
A body fat scale, also known as a BMI (Body Mass Index), measures the amount of fat in a person's body. http://en.wikipedia.org/wiki/Body_fat_percentage#From_BMI
There are many places online you can go to for information on measuring body fat. Some of these places are www.annecollins.com/body-fat-calculators.htm and accumeasurefitness.com.
the best way to measure body fat is using a Body Mass Index (BMI). It provides a lot more information than a bathroom scale. This calculation uses a ratio of weight to height to estimate body fat.
There are lots of sites devoted to body fat reduction. Dr. Oz's website and weightwatchers.com both offer lots of information on healthy ways to reduce body fat.
The best device to measure body fat is an expensive tool that trainers and fitness / nutrition professionals use to assess their clients. Many scales, such as the Weight Watchers Scale, can measure body fat. This scale is available from big-box retailers like Target.
Tanita does indeed sell body fat scales. They sell many different types of scales as well. I am including a link to a body fat scale sold on the Tanita website, http://www.tanita.com/en/bf683w-scale/
Using a body fat meter is so much more accurate than a scale. Scales can be incorrect depending on the time of day.
The best way to analyze your body fat when you are at home, is either weigh yourself with a scale or calculate your BMI. A bmi is a height/weight that calculates your body mass index. Which is your fat.
Fat calipers are used to get the percentage of body fat one has. They are pretty easy to use, you simply take a skin fold of your skin and place it in between the calipers, you do this at several locations on your body. For more detailed information try sport-fitness-advisor dot com and you tube has a few videos on how to use a fat caliper.
For a scale that also calculates body mass index, try the Biggest Loser 5568 Body Fat-Body Water Scale. This product is being sold at Walmart.
The fat percentage of your body will drastically decrease as you gain muscle weight and lose fat. You will gain weight overall, but it will be lean tissue, which is much healthier for your body than fatty tissue.
Many websites do sell body fat scales to purchase for home use. You can go to Walmart.com, Amazon.com, Target.com or sears.com and compare their body fat scales to see which one you like best.