You may know that high-density lipoproteins (HDL), commonly known as the good kind of cholesterol, can keep your cells healthy. If you're a bit of a health nerd, you may also know that some foods can affect your body's HDL levels—olive oil, for one, is rich in healthy fats that may have a positive effect on your HDL levels, so go ahead and add another tablespoon of pesto sauce.
Now, there's even more good news for olive oil lovers (which, let's be honest, is all of us). According to the American Heart Association (AHA), HDL…