Vegetables, on the other hand, are very low in the kind of fat linked to heart disease. Many foods from animals contain cholesterol. Eating these animal products may increase the cholesterol in your blood and raise your risk of heart disease. Since vegetables contain no cholesterol, eating them can help prevent this killer disease. Vegetables are low in sodium.
Sodium is found in salt and many other foods.
Too much sodium can cause high blood pressure in some people. Fresh vegetables contain very little sodium. In general, frozen vegetables have more sodium than fresh vegetables do, and canned vegetables have even higher levels. Check food labels to find foods with the lowest amount of sodium. Vegetables are high in vitamins and minerals.