When it comes to cholesterol, most people think of it as a bad thing. High cholesterol can be dangerous, but cholesterol is also necessary for the body to function. Cholesterol is carried in the blood by LDL (bad cholesterol) and HDL (good cholesterol). LDL – the bad cholesterol, which is the type that causes blood clots, the main cause of heart disease and stroke, is different from the cholesterol found in food. Discover 5 facts about cholesterol to understand who is susceptible to cholesterol-related diseases, which foods are high in it, and why cholesterol is not always a bad thing.