they can help someone focus on what they need to get done without as many distractions and avoids the risk of certain requirements or activities being forgotten, it also helps make sure that things are done in a particular way enough so that they can be tucked off, they can also help motivate people, leading to things being done quicker and more efficiently
The use of a checklist helps prevent a large amount of mistakes by making the completion of tasks more efficient. Checklists can allow you to stay more organized, resulting in increased productivity. In addition, utilizing a checklist will assure that you will not miss any steps or tasks that you are required to complete. By using a checklist, mistakes are prevented because you are more motivated to stay productive and reminded of what has to be done.
Cholesterol (especially LDL*) tend to get into macrophages which migrate into blood vessels. Macrophages with cholesterol cannot get out of the vessels and stay there which causes a lipid mass in arteries. That causes atherosclerosis.