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Related Experiment Video

Updated: Jan 29, 2026

Driving Under the Influence: How Music Listening Affects Driving Behaviors
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Driving after Concussion: The Influence of Days since Concussion on Simulated Driving Performance Recovery.

Julianne D Schmidt1, Kumiko Hashida1, Julia Drattell1

  • 1UGA Concussion Research Laboratory, University of Georgia, Athens, GA.

Medicine and Science in Sports and Exercise
|January 28, 2026
PubMed
Summary

Driving performance after concussion is impaired in the acute stages. Early concussion recovery shows poorer driving outcomes, including lane excursions and reduced lane position control. Gradual return to driving is recommended.

Keywords:
DRIVING SAFETYIMPAIRED DRIVINGMILD TRAUMATIC BRAIN INJURYRETURN TO DRIVING

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Area of Science:

  • Neuroscience
  • Traffic Safety
  • Rehabilitation Medicine

Background:

  • Concussion, a mild traumatic brain injury, can affect cognitive functions crucial for driving.
  • Assessing driving performance post-concussion is vital for safety and return-to-activity decisions.

Purpose of the Study:

  • To investigate the relationship between time since concussion and simulated driving performance.
  • To identify specific driving deficits that may persist in the acute phase after concussion.

Main Methods:

  • A cross-sectional study involving 49 young adults with concussion.
  • Driving simulation assessment measuring outcomes like collisions, speed, and lane deviations.
  • Statistical analysis using regression models to correlate days since concussion with driving metrics.

Main Results:

  • Fewer days post-concussion correlated with increased centerline crossings and time out of lane.
  • Impaired lateral lane position control was observed closer to the centerline in specific scenarios.
  • Greater standard deviation of lateral lane position (SDLP) occurred in complex driving situations.

Conclusions:

  • Driving ability is compromised in the acute period following concussion (0-12 days).
  • Recommendations include limiting driving in the initial 24-72 hours post-concussion.
  • Further longitudinal research is needed to fully understand driving recovery patterns.