According to National Institute of Environment Health Sciences, a biomarker is an objective the measure that captures physiologic, pathologic, or anatomic characteristics of a person to understand the state of being, more precisely a warning system of the body. With the recent technological advancements in the field of mobile and digitally connected technologies, the concept of biomarkers has diverged into a new class altogether called digital biomarkers. This new emerging concept of digital biomarkers has found implications in both clinical trials as well as clinical care. The technology enables the collection of consumers generated physiological and behavioral data with the help of digitally connected tools such as wearable, implantable, and ingestible devices and sensors. The hype around wearable technology has cleared and the uptake of the same has significantly skyrocketed in the past five years. According to a report from the European Commission, the shipment of wearable...