Guest Editorial Small Things and Big Data: Controversies and Challenges in Digital Healthcare

The papers in this special section focus on the challenges faced in the digital healthcare market. Recent advances in information and communication technologies (ICT), as well as biomedical engineering, sensor technology and data science, have acted as catalysts for significant developments in the sector of health care, strongly affecting medical diagnosis, patient and healthcare management, disease treatment and health education. In fact, small wearable, disposable sensors, implantable devices or medical devices, as well as elementary services are being featured as keys for monitoring health and facilitating well-being.