Alexander Fedintsev together with Alexey Moskalev, recently published an expansive review paper in which they propose a new hallmark of aging (Fedintsev, A., & Moskalev, A. (2020). Stochastic non-enzymatic modification of long-lived macromolecules-a missing hallmark of aging. Ageing Research Reviews, 101097). The authors draw our attention to a phenomenon that is sometimes overlooked in the con...