Head acceleration is less than 10 percent of helmet acceleration in football impacts - Manoogian, Sarah; McNeely, David; Duma, Stefan; Brolinson, Gunnar; Greenwald, Richard (Biomedical sciences instrumentation, 2006)
Keywords: Acceleration; Athletic Injuries - prevention & control; Equipment Design; Equipment Failure Analysis; Football - physiology; Head Movements - physiology; Head Protective Devices; Humans; Monitoring, Ambulatory - instrumentation; Monitoring, Ambulatory - methods; Motion; Physical Stimulation - methods; Sports Equipment; Stress, Mechanical; Transducers