Recent studies have shown that it is high blood sugar levels that cause damage to arteries, not the cholesterol you eat. This is a very complicated subject, but here are some videos that will help explain.
https://youtu.be/C6SVB99mJHA Also, check out this article
https://www.ncbi.nlm.nih.gov/pubmed/22037012/ Do your own research and decide for yourself. However, during the course of the challenge I will be including more education about eating dietary fat and cholesterol.