Chronic pain seldom presents alone. Pain patients frequently have comorbid psychiatric conditions and those suffering from mental illness often experience pain.

"Over the past two decades, Mario Incayawar, the senior editor of this impressive volume assessing the current state of knowledge in the overlapping clinical do

This book explores the connection of functional pain syndromes (e.g., irritable bowel syndrome and fibromyalgia) with anxiety, depression, chronic fatigue syndr

The Social Security Administration (SSA) administers two programs that provide disability benefits: the Social Security Disability Insurance (SSDI) program and

Painâ€"it is the most common complaint presented to physicians. Yet pain is subjectiveâ€"it cannot be measured directly and is difficult to validate. Eval