Haha! I loved the ABO Blood group jokes! The comic today was also wonderfully funny (as usual)!+++++++++++++++++++++++++++++++++++++++++++++++++But, just to make sure the common misconception is not perpetuated…. having a drastic food change that is not a long-term commitment a few days or a week before a cholesterol test will not really impact numbers. Cholesterol levels change gradually, and are due to a mix of genetics, stress and diet, but the influence from diet takes consistency over the long haul of many, many months to years.