What our ancestors’ genomes can tell us about modern Health

Syllabus: GS-III

Subject: Science and technology

Topic: Bio-Technology

Issue: Genomes

Context: Ancient DNA (aDNA) studies powered by genomic techniques are providing unprecedented insights into the genetic makeup of our ancestors.


  • By examining sequences of aDNA, researchers can identify genetic abnormalities.
  • Researchers have identified instances of high disease risk and calcified heart vessels in ancient individuals.
    • suggesting that cardiovascular disease has been prevalent in human populations for millennia.
    • Also reveal information about the diets and lifestyles of ancient humans.
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