Editorials are exploring various aspects of neurodegenerative diseases, including early detection, the role of neurogenesis, and the potential of new technologies and machine learning in improving diagnosis. The editorials also discuss the relationship between aging, cognitive decline, and neurodegenerative diseases, as well as potential factors such as exercise-induced neuroplasticity and biomarkers. The topics covered suggest a broad examination of the complex issues surrounding neurodegenerative diseases and aging.