BioHarness with AcqKnowledgeTM software is a state-of-the-art lightweight portable biological data logger and telemetry system. It monitors, analyzes and records a variety of physiological parameters including ECG, respiration, temperature, posture, and acceleration. The BioHarness operates in RF (Radio Frequency) transmitting mode for live viewing of data or data logging mode. In the data logging mode, the BioHarness logs the data for later download to the AcqKnowledgeTM software using the USB docking and charging cradle that comes with the system. BioHarness applications include physiology, psychology, psychophysiology, exercise physiology, ergonomics, human factors, and more.