Behavioral improvements and brain functional alterations by motor imagery training.

Area of Science:

• Neuroscience
• Motor Control
• Rehabilitation Science

Background:

• Motor imagery training is a recognized strategy for enhancing motor skills and aiding rehabilitation.
• Despite its benefits, neuroimaging studies specifically examining motor imagery training are limited.
• Existing research often focuses on the neural mechanisms of motor imagery itself, rather than the training effects.

Purpose of the Study:

• To investigate the effectiveness of a 2-week motor imagery training program on motor performance.
• To explore the neural mechanisms underlying motor imagery training using neuroimaging.
• To correlate behavioral improvements with brain activation changes.

Main Methods:

• A 2-week functional magnetic resonance imaging (fMRI) study involving both motor execution and motor imagery tasks.
• Pre- and post-training assessments of motor behavior and brain activation.
• Analysis of brain activation in task-related regions of interest (ROIs).

Main Results:

• Motor imagery training significantly improved motor performance.
• Neuroimaging revealed functional brain alterations in the fusiform gyrus following the training program.
• These changes were observed in both motor execution and motor imagery tasks.

Conclusions:

• Motor imagery training is an effective method for enhancing motor performance.
• The fusiform gyrus plays a crucial role in the neural adaptations associated with motor imagery training.
• These findings offer novel insights into the neurobiological underpinnings of motor imagery training for skill acquisition and rehabilitation.