An HIV-derived nucleoside therapy now treats rare genetic diseases by restoring mitochondrial DNA and improving muscle ...

Genetic testing can help doctors diagnose some neurological disorders, such as Huntington’s disease. It can also provide insights into a person’s risk of future health conditions. Genetic testing ...

Our understanding of mental illness is undergoing a major evolution, driven by recent advances in genetics. Rather than focusing solely on symptoms observed in consultation, research is ...

Genetic variants can take many different forms. For example, a single letter of the DNA alphabet might be miscopied, like a typo; or whole words, sentences or even chapters can be deleted or inserted ...

Scientists discovered that aging DNA repeats expand at wildly different speeds—and in some people, the consequences can be devastating. A sweeping genetic study drawing on data from more than 900,000 ...

The American Society for Reproductive Medicine published a report that concludes preimplantation genetic testing for ...

A new "proteomic" blood test can accurately screen a newborn's DNA for thousands of rare, inherited diseases by analyzing just a single-milliliter sample, according to a study to be presented Monday.

A recent study finds that certain psychiatric disorders have considerable genetic overlap. But these genes aren’t the whole ...

A massive global genetics study is reshaping how we understand mental illness—and why diagnoses so often pile up. By ...

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...