At-Home Medical Tests: Are They Right for You? – WebMD

Read article - Brooke Judd, an assistant professor of medicine and psychiatry, is quoted in an article about at-home medical tests. "Although these devices report a number of metrics, including sleep time, sleep stages, and blood oxygen levels, it is important to understand that the algorithms for these metrics change quickly, and are still only providing estimates rather than accurate values," Judd said.