There are many factors, including smoking, exercise and the amount of stress in your life, that determine longevity.
But switching to the low level of dietary fat recommended here and reducing your intake of saturated fat have been shown to lower blood cholesterol levels. And it is well documented that-lowering blood cholesterol reduces the risk of heart disease the leading cause of death in the United States. A 10 year study conclude that, in men whose blood cholesterol is too high every one percent reduction in blood cholesterol produced a two percent reduction in the risk of dying from heart disease. Another study of more than 350,000 middle-aged men found that the number of deaths from heart disease increased steadily as blood cholesterol level rose, even when such other factors as age, smoking and hypertension were taken into account.
