Mind–body problem

Do You Think Mental Disorders Predict Physical Illnesses?

The phrase “mind-body connection” is so overused it sounds like a cliché, yet there’s a significant body of research that shows mental and physical health are in fact deeply intertwined. Despite that, healthcare systems are still slow to integrate mental and physical healthcare in order to provide better patient care. To address this, Swiss psychologists set out to study instances in which specific mental health disorders are followed or accompanied by physical disorders in adolescents. The goal was to determine a causal relationship between them, and if possible, to predict certain physical illnesses by the presence of a mental disorder.

What they found were small—but definite—associations between certain mental and physical disorders. In their paper, published in PLOS One, the authors write, “The most substantial associations with physical diseases preceding mental disorders included those between heart diseases and anxiety disorders, epilepsy and eating disorders, and heart diseases and any mental disorder.”

“To have proof of causality, you have to experimentally manipulate people being physically or mentally sick, which isn’t ethical,” Gunther Meinlschmidt, co-lead author of…