Thousands of times per year, a family’s moment of joy turns to unexpected grief. A seemingly healthy infant stops smiling or ...

Jeff and Deena Leider are pushing federal officials to expand access to a treatment for their two sons' rare disease.

Genetic research is rapidly overturning the idea that each psychiatric diagnosis is a separate island. Large DNA studies now suggest that many mental health conditions are different expressions of a ...

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 ...

A new study suggests that certain genetic diseases may be treatable with carefully matched vitamins, including a deadly ...

"Other children didn't want to sit next to me,' " Amit Ghose, an advocate for people with visible differences, shared ...

Many psychiatric disorders are more biologically related than previously understood, having more genetic similarities than differences, a new study shows. More research is needed to understand how ...

For decades, the dream of fixing harmful mutations in mitochondrial DNA felt out of reach. Scientists have long known these mutations cause serious diseases that pass down only through mothers. They ...

When activated by its target, the newly characterized molecule rips the genome apart, a lethal move that researchers can ...

When most couples plan a pregnancy, genetics rarely makes the list. Timing, finances, work schedules, these feel immediate ...