New Delhi: Everyone has heard of the ‘biological clock’ argument, and how women are advised to have children sooner in their lives. However, is the biological clock actually true in the scientific sense? Do older women have more issues with their reproductive cells?

Well, researchers at Penn State University in the US did a study to assess the health of egg cells in women as they aged. They wanted to assess whether the eggs aged or changed as a woman grew older, especially by analysing the mitochondrial DNA in the egg cells.

The peer-reviewed study was published in the journal Science Advances earlier this year. Show Full Article

They found that while the cells in the rest of the body aged faster, egg cells were protected from mutations and did not age as fast. The study indicates th

See Full Page