Scientists at deCODE genetics, a subsidiary of Amgen, reveal today in Nature Genetics associations between bipolar disorder and rare loss-of-function variants in two genes.

According to a 2017 review, this type of bipolar disorder may be more common ... Most people with this condition experience no mood symptoms for 1 to 2 months at a time. »MORE: Learn more about ...

They also found different genetic signals between subtypes I and II. Self-reported samples showed more genetic overlap with bipolar disorder type II as well as other psychiatric disorders such as ...