Art Matori has an article in the East Valley Tribune (Arizona), Florence man finds genealogy has medical value, that gets into an area of genealogy that may make some uncomfortable, but it has also introduced many people to genealogy.
Florence resident Jim McWhorter’s first visit with Gaddie led to the discovery of a hereditary coronary condition that threatened both himself and his relatives. By tracing his genealogy, the 68-year-old located and contacted three relatives to warn them of the imminent danger of a heart attack.
A lot of doctors are asking people to research their medical history, and even the US Surgeon has gotten in on the act (see the US Department of Health and Human Services Family History Initiative site). I know that some may be bothered by it, but it really is something to consider.