Comorbid, in medicine, refers to a disease or condition that occurs at the same time as another illness. Dictionary definitions differ:
- Some say comorbidity refers to two or more illnesses that occur simultaneously
- Some say it refers to one or more illnesses that occur at the same time as a primary condition.
- Some say it refers to two or more conditions that are present at the same time and independently of each other.
In bipolar disorder, the most common comorbid conditions are anxiety...