With its overview of currently available technologies, Point-of-Care Biosensors for Infectious Diseases serves as a starting point for the successful development and application of pathogen biosensors in a point-of-care setting. Here, expert authors review current challenges in pathogen detection and the selection of suitable biomarkers, detail currently available biosensor platforms including electrochemical, piezoelectric, magnetic, and optical sensors, and cover technology development for point-of-care biosensors for viral, bacterial, and parasitic infections.