No single gene causes OCD, but identifying the genetic markers linked to the condition can help clarify how it develops. Viktoria Ruban/iStock via Getty Images Plus Obsessive compulsive disorder has ...

Obsessive compulsive disorder has many unknowns, including what causes it, why symptoms can differ so much between people, how medication and therapy for it actually work, and why treatment is ...

A study suggests psychiatric disorders can share the same genetic signatures and that they may stem from shared biological mechanisms.

Genetic tests for Alzheimer’s can detect specific genes linked to the disease. In most cases, they can’t definitively confirm or predict a diagnosis, but they can provide insight into your relative ...

Sometimes, a small error in the sequence of DNA can lead to a very serious disease. Scientists have identified many mutations ...

A new study suggests that mutations in regions of the genome that help control gene activity may influence the development of autism. When you purchase through links on our site, we may earn an ...

New study reveals gene expression differences in brain regions tied to addiction, highlighting pathways for innovative alcohol use disorder treatments and drug repurposing opportunities. Study: Gene ...

Your "roommate's" genes could be influencing the bacteria living in your gut, and vice versa, according to a study of rats ...