People seek genetic counseling to help them make better decisions about their lives and families.  There are many treatments and prevention is present there, Gene therapy is one of them. Gene therapy is a technique for correcting defective genes responsible for disease development. In gene therapy researchers try to supply copies of healthy genes to cells with variant or missing genes so that the “good” genes will take over. In gene therapy the abnormal gene could be repaired through selective reverse mutation, which returns the gene to its normal function.

Bone marrow transplantation (BMT) is another known treatment for a variety of genetic diseases. These diseases are caused by a deficiency of a specific substance in the body, usually a protein, which results in the accumulation of toxic chemicals inside the cells. The purpose of a bone marrow stem cell transplant for children with these disorders is to provide special marrow-derived cells.

Genetic tests performed on newborns and children can help parents prepare their child for the possibility of developing a hereditary disease. Painless, private and accurate at any age, genetic testing can give parents an invaluable look at their child’s medical future. There are also concerns that people might try changing genes for ethically troubling reasons, such as to make smarter or more athletic children