Timeline of aging research

Medieval Persian physician Ibn Sina (c. 980 – 1037), known in the West as Avicenna, summarized the achievements of earlier generations about this issue.

[2] In some cases the exaggeration, possibly, is not intentional but occurs due to errors in translation between languages and synchronization of chronological systems.

The species limit of human life is estimated by scientists at 125–127 years,[5][6] and even in the most ideal conditions a person will not live longer due to aging of the body.

Some scientists believe that, even if medicine learns how to treat all major diseases, that will increase the average lifespan of people in developed countries by only about 10 years.

Searches of various equivalents of the elixir of youth happened yet in ancient times: people hoped to find a miraculous remedy in faraway territories, tried to use magic and alchemy.

From the end of the 19th century, systematic scientific and technical studies began on the processes of slowing down aging and possible rejuvenation.

In many spheres of life, there were ideas that were radical-bold, but not always intelligent, ethical and moral from the point of view of modern knowledge, foundations and norms.

Past and projected age of the human world population through time as of 2021 [ 151 ]
Healthspan-lifespan gap (LHG) [ 151 ]
Healthspan extension relies on the unison of social, clinical and scientific programs or domains of work. [ 151 ]
Expected life years gained for 20-year-olds in the U.S. who change from a typical Western diet to an, according to an integrative study, "optimized diet" (changes indicated on the left in gram) [ 166 ]
T. dohrnii
Results of the first longevity caloric restriction (CR) trial, CALERIE
A global consortium identifies changes in methylation levels that occur with age across mammals. [ 225 ]