You have heard of the elderly. But how about the “wellderly”? The moniker is now being used to describe healthy seniors over the age of 80 who have been fortunate enough to live long – without any chronic diseases or the assistance of long-term medication.
What’s their secret? Scientists would like to know, too. In southern California, a group of researchers has launched the “Wellderly Study” to analyze the genes of some 1,000 healthy octogenarians, nonagenarians and centenarians. The researchers hope that by exploring the DNA of this long-lived group, they will have a better understanding of the genetics behind longevity and lifelong health.
For the Wellderly project, Scripps scientists will compare the DNA from healthy seniors with DNA taken from seniors who died from common diseases such as cancer, heart attack and stroke before they made it to 80. This second group has been dubbed the “Illderly.”
Many of the wellderly, the scientists note in the journal Nature, do have genes that should have made them susceptible to diseases – yet they’ve still managed to stay healthy.
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