Nancy has more info on this, but certain gene markers, is it the APO E 3 /4 ? Combination will pre-dispose someone to storing more dietary fat as cholesterol than other APO E genes. You can have that tested, as well as getting and NMR or VAP at many of the direct-to-consumer labs for about $100.

BUT, having finally watched the fascinating Widow Maker movie on Amazon Prime, if anyone is worried about heart disease, the even better route is having a Coronary Calcium Score done. See right into the heart for evidence of disease. Supposedly these too have come down in price and have reduced the X-Ray exposure. The stent business (hospitals, doctors and manufacturers) and insurance companies have been blocking its use for years. [from movie...25% of Mayo Clinic income comes from its "Cath Lab", using CAC's would cut that in half]

Dr Jeff Gerber had a recent post on it: http://denversdietdoctor.com/lchf-1...ium-score-zero/