In the largest study of its kind, researchers identify similarities in the brain activity of people with major depressive disorder, post-traumatic stress disorder, bipolar disorder, and anxiety disorders.
Mental health disorders, although incredibly prevalent, remain poorly understood. According to the National Institute of Mental Health, almost 1 in 5 adults in the United States live with a mental illness. About half of the U.S. population will experience a mental health condition at some point in their life. Medication and talking therapies are useful for many people, but understanding the neurological roots of these conditions is proving challenging.