Cholesterol and life expectancy

Cholesterol is necessary for life. In large quantities it is found in nervous and adipose tissues, liver and other organs. It would seem useful substance, but not so simple: the excess cholesterol in the body leads to the development of serious disease - atherosclerosis.
The book contains information about how the level of cholesterol in the blood is associated with life expectancy, as we can normalize this index and thereby greatly increase the useful life and improve its quality. The review of medicines, healing diets, provides useful guidance.