Scientists have recently explored the possibility of finding RNA markers that could help clinicians diagnose the difference between bipolar depression and monopolar depression. RNA is a nucleic acid that helps to transmit genetic information from DNA in the synthesis of proteins.

Elizabeth Sinclair Hancq, the director of research for the Treatment Advocacy Center, has said that, while the ability to diagnose serious mental illnesses on the genetic level would be a remarkable advancement, caution should be exercised. To learn more, click here.