"Towards establishing biomarkers of human ageing “European Study to Establish Biomarkers of "Human Ageing (MARK-AGE)” brings together 26 groups located in 14 European countries. The scientific background is the following: The rate of ageing in humans is not uniform, age-related changes in body function...as a measure of “biological” age and predict the onset of age-related diseases and/or residual lifetime are termed “biomarkers of ageing”." (Quoted from description)