How to look and feel younger: 52 total pages.

so complex that many scientists are still baffled by some aspects of the process. Genes are composed of millions of encoded nitrogen molecules that carry all of your reproductive blueprints. Every day 100 trillion cells depend on genes to tell them what they are supposed to be doing. The genetic code is a set of tutorials that tells the cells how to work properly. If one of those instructions is wrong, it changes how the cell functions. These erroneous instructions cause disease if they prevent the cell from doing the job it was designed to do and can cause the cell to die. A genetic mistake is called a mutation. Having a mutation does not mean that you are pre-determined to get a disease. It just tells you that you should be more cautious about monitoring your overall health. For instance only 5% of breast cancer is hereditary. But among women who have a history of breast cancer AND carry either the BRCA1 or BRCA2 (BRCA means breast cancer) gene the lifetime risk of breast cancer is about 80%. Women who have an inherited

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