Most wearables track one thing at a time: steps, sleep, heart rate. Nanowear is building something entirely new: a single piece of fabric that acts like a full physical exam whenever you wear it. CEO and co-founder Venk Varadan started the company nearly ten years ago with his father, Dr. Vijay Varadan, after discovering a breakthrough textile that can read the body without adhesives or multiple devices. One fabric-based sensor captures heart, lungs, blood pressure, respiration, and metabolic...