News Health & Medicine What can period blood reveal about a person’s health? The FDA recently approved the first diagnostic test based on menstrual blood Earlier this year, the U.S. Food and Drug Administration approved the first health diagnostic based on period blood, an at-home test for diabetes. Researchers are looking into what else menstrual blood can reveal about a person’s health. Maria Dobrica/500px/Getty Images Plus Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Payal Dhar April 16, 2024 at 11:30 am When you think of getting tested for a disease, you might think first of nasal swabs, urine tests, blood draws.