A system for monitoring and notification of injury wherein an individual wears a monitoring device, the monitoring device tracks physiological data such as blood oxygen levels, heart rate, and acceleration of the individual and may send the data to a base station, the monitoring device or the base station analyzes the data to see if bodily changes such as decreased blood oxygen levels or significant changes in heart rate or acceleration have occurred, and the monitoring device or the base station determines whether to sound an alarm to indicate an emergency such as death or severe bodily injury.