A startup called Superpower is publicly launching what it calls the world’s first super app that is designed to help people better understand and take care of their health. For $499, the startup offers biannual lab testing that analyzes over 100 blood biomarkers across 21 categories, giving people a more comprehensive look at their health than a standard physical does. Members conduct these tests twice a year, either at home or one of Superpower’s 2,000 partner labs nationwide. Superpower’s web ...