What are the pros and cons of integrated primary and behavioral healthcare? What are the integrated health arrangements for which there is the greatest evidence? How might care provided by an integrated healthcare environment be helpful for the patient with chronic pain? With diabetes? Describe the relationship between insomnia and chronic illness, particularly with cardiovascular diseases and the metabolic syndrome. What are the possible physiological mechanisms that promote poor health among those with insomnia? What are the possible psychological mechanisms? Describe, as well, the close ties between sleep apnea and cardiovascular illness. What appears to be the critical links?