It is suffering, not pain, that brings patients into doctor's offices in ho
pes of Finding relief. Astounding developments in our understanding of the
mechanisms of nociception should not cause us to lose sight of our patients
' goals. Chronic pain is Far more than a sensory process. We must maintain
the biopsychosocial model of chronic pain if we are to provide effective he
alth care to our patients. Understanding the components of pain facilitates
this goal. Suffering is an emergent property of the human brain and is dep
endent upon consciousness. It too is worthy of study by scientists and of c
oncern to clinicians.