Simple Facial Scans Reveal How Fast a Person Is Aging

Aging is a fact of life, but at the physiological level we don't all age at the same rate. So how to determine our bodies' overall wear and tear? Researchers have found that simple 3-D image scans of people's faces can determine a person's "biological age" more reliably than blood samples can. This technology could help doctors assess patients' risk of age-related diseases and evaluate the efficacy of treatments. When Things Start to Sag To track how aging is written on our faces, scie