DNA Testing Companies Offer Telomere Testing–But What Does It Tell You About Aging and Disease Risk?

July 12, 2019

(The Conversation) – Over the past few years direct-to-consumer genetic tests that extract information from DNA in your chromosomes have become popular. Through a simple cheek swab, saliva collection or finger prick, companies offer the possibility of learning more about your family tree, ancestry, or risk of developing diseases such as Alzheimer’s or even certain cancers. More recently, some companies offer tests to measure the tips of chromosomes, called telomeres, to learn more about aging.