Understanding how the brain decides which hand to use for reaching

Neural basis of limb selection in unimanual reaching

NIH-funded research University of California, San Diego · NIH-11041040

This study looks at how our brains decide whether to use our left or right hand for tasks, like flipping a light switch, and it aims to help people with movement difficulties by finding better ways to support their recovery.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Diego NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-11041040 on NIH RePORTER

What this research studies

This research investigates the neural mechanisms that influence our choice of using the left or right hand for various tasks, such as flipping a light switch. By focusing on the posterior parietal cortex, the study aims to uncover how factors like hand position and future goals affect this decision-making process. The findings could enhance our understanding of motor control and coordination, which are essential for daily activities. Patients may benefit from insights that could lead to improved rehabilitation strategies for those with motor impairments.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with motor impairments or those recovering from strokes affecting limb movement.

Not a fit: Patients with no motor control issues or those not affected by conditions impacting limb selection may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to better rehabilitation techniques for individuals with motor control issues.

How similar studies have performed: Other research has shown success in understanding motor control through similar neural mechanism investigations, indicating a promising approach.

Where this research is happening

La Jolla, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.