HDL is also called good cholesterol while LDL is bad. Use olive oil instead of other fats to lower the level of bad cholesterol. It will make your arteries healthier and stronger. Oil on its own is quite good, but in combination with tomatoes it turns into a miracle. No other fat is as good as that contained in olive oil, especially if you consume it with tomatoes. This wonderful vegetable has lycopene, an antioxidant that increases its activity if mixed with olive oil. Tomatoes and olive oil make a great vegetable salad. Simply add some spices and other vegetable to make it more nutritious and colorful.