The birth of a child starts in a woman's body processes of recovery. Scientists believe that mothers with a newborn child get a few years of healthy life.
Researchers from Canada monitored the health of 75 women, and analyzed their genome and functioning of DNA: the rate of occurrence of mutations, shortening of telomeres (the main sign of aging).
During pregnancy a woman's body increases the concentration of the hormone estrogen. This substance is a powerful antioxidant that prevents further oxidation and cell death. Scientists believe that pregnancy can really extend the life of women due to the action of estrogen.