Genetic predisposition to disease is very important. About one-third of all cancers are due to genetic predisposition. Also, about 10% of all cancers may have been caused by an abnormal gene for which doctors today have genetic tests available. Consequently, making certain that you get tests for a gene mutation that can cause cancer when you have a high family risk is important for you and your family.

In a recent article, C. Bellcross and…

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