DNA of ancient hunters gives a chance to live to 100 years: geneticists' discovery.
According to ТСН: Scientists have discovered ancient DNA that may help understand the reasons for human longevity.
A new study published in the journal GeroScience suggests that our ancestors' genetic heritage significantly influences the likelihood of living to 100 years.
This interest is fueled by the celebration of the 100th anniversary of famous American actor Dick Van Dyke, who recently celebrated his 100th birthday and shared secrets of longevity in his book
100 Rules for Living to 100.
While important factors include proper nutrition, physical activity, and a healthy lifestyle, scientists emphasize that this is not enough, as genetics may also play a crucial role.
Genome Research
During the study, specialists analyzed the genomes of 333 people over 100 years old and 690 healthy middle-aged participants, approximately 50 years old. Since Italy is home to many centenarians, scientists focused their attention on this region.
Researchers compared the DNA of nearly a thousand participants with the genomes of four main groups that formed the basis of modern Italian population. Among them were ancient populations from Iran and the Caucasus, Neolithic farmers from Anatolia, as well as Bronze Age nomads.
Study Conclusions
The most unexpected finding was that of Western Hunter-Gatherers (WHG) — descendants of Europeans after the Ice Age. According to the researchers' conclusions, this genetic lineage correlates most with the likelihood of living to 100 years.
The study showed that even a slight increase in the proportion of hunter-gatherer DNA raises the chances of living to 100 years by 38%. Furthermore, among women with elements of this genetics, the probability of living to 100 years was found to be twice as high as that of men.
The authors of the study believe that the genes influencing longevity may have entered the Italian gene pool in prehistoric times. This long-lived genetic component, formed after the last glacial maximum, may continue to contribute to healthy aging.
Scientists also found that some of these genes may improve metabolism, helping the body convert food into energy more efficiently.
Researchers emphasize that this is just the beginning, and science will once again turn to studying the relationship between ancient DNA and lifespan in the future.
Recently, scientists also identified a product that may slow down the aging process.
The study confirms that genetics can play a crucial role in human longevity. Considering this issue opens up new prospects for further scientific developments and possible recommendations for maintaining health and active life. Observing the relationship between genetics and longevity may lead to new discoveries in the field of gerontology and healthcare.
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