Introduction -- Stem cells, aging and longevity (overview) -- General mechanisms of stem cell aging (overview) -- Mechanisms of Stem Cell Aging in Model Organisms -- Yeast: Chronological aging -- Divisional aging -- Primarily germline -- stem cell aging -- Drosophila: Male germ line -- Female germ line -- Somatic stem cells (stress and regulation of hematopoietic precursors, intestinal stem cell aging and regulation). Zebrafish -- Mechanisms of Stem Cell Aging in Mammalian Tissues.-Hematopoietic (Mouse/Human) -- Skin (Mouse/Human) -- Intestine (Mouse/Human) -- Muscle (Mouse/Human) -- Neuronal Tissues (Mouse/Human) -- Diseases of Aging and Stem Cells -- Chronic Myeloid Leukemia and Aging of Hematopoietic Stem Cells (Mouse/Human) -- Wound Healing Repair and Aging of Skin Stem Cells (Mouse/Human) -- Stem Cell Rejuvenation Muscle -- Hematopoietic -- Neuronal.