Getting your cholesterol checked -- and treated if it is high -- is one good way to prevent heart disease. Therefore, it is very nice to see cholesterol tests becoming more widely available -- whether it is getting the test done at your doctor's office or taking a test at home. Cholesterol testing is also being more commonly conducted at health fairs. Although this allows more convenience in having your cholesterol tested, there are some things you can do to get inaccurate results. This article will show you some of the common ways you can sabotage your cholesterol test at a health fair and what you can do to get the most accurate results.