By Pooja Toshniwal Paharia Reviewed by Susha Cheriyedath, M.Sc. Jun 18 2026 From gait speed and DNA methylation to AI scans and clinical text, a major review maps how scientists are measuring aging, and why the field still needs stronger evidence before these tools guide patient care. The distinction between CA and BA and the progression of epigenetic clocks through multiple generations. ( A ) Chronological age reflects a uniform measure of time, whereas biological age reflects cellular and

Tag-uri: DNA