1. Pain news

   News 13 April 2007 Pages: 83 - 84

2. Web alert

   EditorialNotes 13 April 2007 Pages: 85 - 86

3. Neuroendocrine implications of opioid therapy

   • B. Eliot Cole

   OriginalPaper 13 April 2007 Pages: 89 - 92

4. Does aerobic exercise improve pain perception and mood? A review of the evidence related to healthy and chronic pain subjects

   • Martin D. Hoffman
   • Debi Rufi Hoffman

   OriginalPaper 13 April 2007 Pages: 93 - 97

5. The relationship between cytokines and pain/depression: A review and current status

   • Thomas B. Strouse

   OriginalPaper 13 April 2007 Pages: 98 - 103

6. Evidence for a mismatch between the brain’s movement control system and sensory system as an explanation for some pain-related disorders

   • Candida S. McCabe
   • David R. Blake

   OriginalPaper 13 April 2007 Pages: 104 - 108

7. Does thalidomide have an analgesic effect? Current status and future directions

   • Veeraindar Goli

   OriginalPaper 13 April 2007 Pages: 109 - 114

8. Is there genetic polymorphism evidence for individual human sensitivity to opiates?

   • Makoto Nagashima
   • Ryoji Katoh
   • Kazutaka Ikeda

   OriginalPaper 13 April 2007 Pages: 115 - 123

9. Cluster headache in women

   • Susan W. Broner
   • Christina Sun-Edelstein
   • Christine L. Lay

   OriginalPaper 13 April 2007 Pages: 127 - 130

10. Cluster headache: A review of neuroimaging findings

    • Alexandre F. M. DaSilva
    • Peter J. Goadsby
    • David Borsook

    OriginalPaper 13 April 2007 Pages: 131 - 136

11. Cluster headache and head trauma: Is there an association?

    • Russell W. Walker

    OriginalPaper 13 April 2007 Pages: 137 - 140

12. Cluster headache treatment dilemmas: The experts respond

    • Elizabeth Loder
    • Paul Rizzoli
    • Herbert Markley

    OriginalPaper 13 April 2007 Pages: 141 - 147

13. Cluster headache: A review of online resources for patients and clinicians

    • B. Lee Peterlin
    • Eduardo Gambini-Suárez
    • Morris Levin

    OriginalPaper 13 April 2007 Pages: 148 - 153

14. Cluster-migraine: Does it exist?

    • Angela M. Applebee
    • Robert E. Shapiro

    OriginalPaper 13 April 2007 Pages: 154 - 157