Cholesterol levels are measured in milligrams (mg) of cholesterol per deciliter (dL) of blood in the United States and some other countries. Most people should aim for an LDL level below 130 mg/dL and a total cholesterol level of below 200 mg/dL. If you have other risk factors for heart disease, your target LDL may be below 100 mg/dL. If you're at very high risk of heart disease, you may need to aim for an LDL level below 70 mg/dL. HDL (good cholesterol) should be 60 mg/dL and above.
Cholesterol levels can be reduced to a great extent with lifestyle changes: