Olive oil has been used for centuries! From medicinal purposed to the use in salads, olive oil is a staple in many diets. Olive oil has many health benefits. Olive oil may help prevent breast cancer, ovarian cancer, colon cancer, and may even fight heart disease, also high in antioxidants, chemicals that fight cancer. It also contains, oleic acid, a fatty acid that is believed to suppress a gene responsible for over 25% of breast cancers. olive oil has a lot of calories, it should be used in moderation. There are many ways to incorporate olive oil into your diet to reap the possible health benefits of olive oil.