Biologic Effects of Light 1998: Proceedings of a Symposium Basel, Switzerland November 1-3, 1998

It was the goal of the Fifth International Arnold Rikli Symposium on t he Biologic Effects of Light, held in Basel, Switzerland, on November 1-3, 1998, to review the history of phototherapy and have some of the world's leading experts on the biologic effects of light provide new p erspectives on the positive and negative effects of light. The general topics included a broad range of biologic effects of sunlight, artifi cial ultraviolet radiation and electromagnetic radiation. Special sess ions on radiation and vitamin D and bone health, photoimmunology, biop ositive effects of UV radiation, effects of electromagnetic currents a nd fields, and ocular and non-ocular regulation of circadian rhythms a nd melatonin, should be of particular interest to readers of Biologic Effects of Light.