The Journal of Gerontology: Biological Sciences publishes articles on the biological aspects of aging in areas such as translational gerontology, biomarkers of aging, biochemistry, biodemography, cellular and molecular biology, comparative and evolutionary biology, endocrinology, exercise sciences, genetics, immunology, neuroscience, nutrition, pathology, pharmacology, physiology, and the biological mechanisms of late life diseases. Biological insights gleaned in studies from invertebrates, vertebrates, and mammalian species including humans will be considered. The journal is particularly interested in publishing research on translational gerontology including interventions designed to enhance longevity and healthspan.