Movement


Ultrasound imaging of tongue muscle movement

The human upper airway has many important physiological functions including speech, swallowing and breathing.  The human tongue forms an important part of the upper airway. It is made up of different muscles with origins both within and external to the tongue.  Among these, the genioglossus (GG) is the largest dilator […]


Older people really do have ‘jerkier’ movements

Up to one in three people over 65 fall each year (Masud & Morris, 2001) and many older people have impaired dynamic stability. However, a cause and effect relationship between gait speed, step variability, dynamic stability, and falls is complex. For example, older people may walk more slowly to compensate […]

Accelerometers used to measure head jerk.