If adulthood has brought with it an extra 10 or 20 pounds, you're not alone.
Most adults gain a few pounds every decade.
That's because fat in your abdomen is more likely to break down and enter your blood where it can clog your arteries. The BMI estimates how much body mass, including fat, you have. How To Get Accurate Results From Home Medical Tests Americans spend nearly a billion dollars annually on home medical tests to screen themselves for particular health conditions or to monitor existing problems. Check the expiration date. If the test kit is outdated, the chemicals it contains may not work properly.