The Zombie Cells Conundrum: Rethinking Aging and Its Enemies The notion that "zombie cells" are inherently bad has been a cornerstone of aging research for some time.
However, a recent review of cellular senescence reveals a more complex interplay between aging cells and the body's defenses.
Senescent cells have traditionally been seen as the enemy within – accumulating with age, releasing inflammatory molecules that damage nearby tissue, and contributing to various age related diseases.