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Full-Text Articles in Medicine and Health Sciences

Neuromuscular Changes In Older Adults During The Lateral Step Task, Tatiana Bejarano Nov 2014

Neuromuscular Changes In Older Adults During The Lateral Step Task, Tatiana Bejarano

FIU Electronic Theses and Dissertations

Older adults may have trouble when performing activities of daily living due to decrease in physical strength and degradation of neuromotor and musculoskeletal function. Motor activation patterns during Lateral Step Down and Step Up from 4-inch and 8-inch step heights was assessed in younger (n=8, 24.4 years) and older adults (n=8, 58.9 years) using joint angle kinematics and electromyography of lower extremity muscles. Ground reaction forces were used to ascertain the loading, stabilization and unloading phases of the tasks. Older adults had an altered muscle activation sequence and significantly longer muscle bursts during loading for the tibialis anterior, gastrocnemius, vastus …


Muscle Activity During The Star Excursion Balance Test In Healthy Adults, Kunal Bhanot, Navpreet Kaur, Lori Thein Brody, Jennifer Bridges, David C. Berry, Joshua J. Ode Feb 2014

Muscle Activity During The Star Excursion Balance Test In Healthy Adults, Kunal Bhanot, Navpreet Kaur, Lori Thein Brody, Jennifer Bridges, David C. Berry, Joshua J. Ode

Physical Therapy Collection

Purpose: To determine electromyographic (EMG) activity of the hip and the trunk muscles during the Star Excursion Balance Test (SEBT) performance in 8 reach directions.