Medications are useful for treating comorbid disorders, such as depression and anxiety. This is true for asthma and other chronic inflammatory disorders. Professionals evaluated the overlap of symptoms between the two disorders. Focus is increasing on prevention of anxiety disorders. Symptoms were not specified in detail for specific disorders. Certain medications can be useful in treating severe substance use disorders. Marin argues that apathy is a syndrome associated with many different brain disorders. HSV infection causes several distinct medical disorders. Human sciences study the role of emotions in mental processes, disorders, and neural mechanisms. Additionally there is an association with other mental disorders and substance misuse. CBT has been shown to be effective in the treatment of adults with anxiety disorders. Parkinson's disease belongs to a group of conditions called movement disorders. Dysthymia often co-occurs with other mental disorders. Antisense therapy is a form of treatment for genetic disorders or infections. Hypertension is one of the most common complex disorders.