No matter how healthy we live, cancer can touch our lives. Two out of five Americans will receive a diagnosis of cancer at some point in their lives. One of the best ways to improve our survival chances is to discover cancer as early as possible. We do this with preventive screening exams. What is a Preventive Screening Exam? A preventive screening exam looks for a disease, or signs of a disease, in a person who has no symptoms or history of that disease. Preventive screenings allow doctors to detect conditions before symptoms appear, which increases the likelihood of effective treatment. Recommendations for preventive screening exams come from various groups of experts, but the two most notable in the US are the US Preventive Services Taskforce (USPSTF)[1] and the American Cancer Society (ACS)[2].  The USPSTF assigns letter grades to their [...]