What is genetic testing? What is the point of genetic testing?

In biology, there is a noun called genetic testing, I believe many people have heard the word, but there are many people, including the small editor, may not know what it means, only know that genetic testing is a technology.
today to talk to everyone about what is genetic testing in the end? What is the point of genetic testing? 1. What is genetic testing? Genetic testing is the extraction of DNA samples from the oral mucosa or blood of the subjects, according to different disease susceptibility genes and drug adverse reactions, respectively, the use of DNA sequencing or SNP genotype technology to complete the test.
genetic testing enables people to keep abreast of their genetic information, to understand the risk of disease in the body, to prevent the occurrence of disease. What is the significance of genetic testing
2? 1) Disease risk prediction.
can accurately predict future risks during periods of health and sub-health.
2) Disease Prevention: Diseases - Internal Causes (Genetics) and External Causes (Environmental Factors).
internal cause is the basis, avoiding external causes is the means, health is the goal.
the incidence of breast cancer in the United States has dropped by 70 percent and colorectal cancer by 90 percent through genetic testing and preventive surgery.
3) Health management: actively improve the living environment and living habits.
4) Medical guidance: targeted, directional guidance of clinical examination, personalized treatment and drug use, reduce medical expenses, improve the effectiveness of treatment.
above is the small series of "What is genetic testing?" What is the point of genetic testing? "The answer, as long as people who are working in the hospital are no strangers to genetic testing, it is indeed a technology, and has very good results, interested partners can do a genetic test, experience its wonderful."
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