Fatty acids in olive oil seem to decrease cholesterol levels and have anti-inflammatory effects. Olive oil is commonly used in foods. As medicine, people most commonly use olive oil for heart disease, diabetes, and high blood pressure.
There's no doubt that olive oil is good for you. The American Heart Association says consuming olive oil daily leads to lower rates of premature death from heart disease and Alzheimer's disease. Including olive oil in your diet may reduce your risk of cancer and stroke, lower blood pressure, and reduce inflammation.