If you tend to think that ignorance is bliss, then genetic testing could be your worst nightmare.
Either way, it is an expanding field of medicine that could become standard practice in the not-too-distant future.
Genetic testing offers either reassurance or, in some cases, the bad news that you or your children are unlikely to live as long as you hoped.
For a growing number of Australians with a certain health history, genetic testing is free.
So far, tests exist to reveal if a person is carrying the gene to trigger diseases such as motor neurone disease (MND), Huntington’s disease, fragile X syndrome and certain cancers, among others conditions.