Beyond the association between shortened telomeres and the aging body, it is still unclear whether telomere length (TL) affects health, or is simply a by-product of aging.
The search for biomarkers of aging (BoAs) has been largely unsuccessful to-date and there is widespread skepticism about the prospects of finding any that satisfy the criteria
Delaying fatherhood may offer survival advantages, say scientists who have found children with older fathers and grandfathers appear to be “genetically programmed” to live longer.
The results of a long-awaited study of calorie restricted diets in rhesus monkeys which began in 1987, are finally in. But it did not bring the vindication calorie restriction enthusiasts had anticipated.
The signal public health achievement of the 20th century was the increase of the average human life span. Now, as that achievement helps raise the proportion of the aged around the world, what once seemed an unalloyed blessing is too often regarded as a burden — a financial burden, a health care burden, even a social burden.