The Hallmarks of Aging and the Scientific Endeavor (opens in new tab)

One of the defining features of the field of aging research is the lack of consensus at the detail level regarding what exactly aging is, why it happens, how it happens, how best to measure it, and how best to treat aging as a medical condition. Thus a fair amount of the scientific debate in the field is either implicitly or explicitly arguing over the definition of the field in some way, not just reporting data or proposing programs. The past three decades have been characterized by the deve...