Study: Aerobic exercise helps teens recover from concussions

A structured aerobic exercise program supported by weekly remote coaching helps young people recover from concussion symptoms faster than traditional stretching routines, according to a study published in JAMA Pediatrics.

  • Aerobic progression: Patients followed a gradually increasing heart-rate target (starting around 120 beats per minute) using fitness trackers, ensuring safe physical activity without worsening symptoms.
  • Remote guidance: Weekly video calls with trained health coaches provided vital support, making recovery strategies accessible for families living far from specialist concussion clinics.
  • Timing matters: The most pronounced benefits occurred among participants who enrolled within 90 days of their initial injury, highlighting the importance of early intervention.

Remote Coaching and Fitness Trackers Drive Faster Symptom Relief

Going to class, meeting friends, and joining practice fill an ordinary teenager’s day. After a concussion, those familiar activities can become difficult. Headaches, trouble concentrating, and disrupted sleep can delay a return to everyday life for weeks or sometimes months. When movement worsens symptoms, starting to exercise again can feel daunting.

To test whether remote guidance could ease this recovery process, researchers recruited 210 participants aged 11 to 18 across four US states. All participants still had symptoms and had not been cleared to return to sport. Their injuries had occurred about 73 days earlier on average, with some up to a year prior. Approximately three-quarters of the injuries were sustained in a sports-related collision, while others resulted from non-sport collisions and motor vehicle crashes.

The research team randomly assigned 104 participants to an aerobic exercise program and 106 to a control group performing stretching exercises. Everyone continued their usual concussion care. Fitness trackers along with an age-derived starting heart-rate goal of roughly 120 beats per minute were given to the aerobic exercise group. They began with 10 minutes of exercise at that level, instructed to stop if any symptom increased by two points. Most participants chose brisk walking or an exercise bike, within limits approved by their concussion clinician.

During weekly video calls over a six-week period, trained health coaches reviewed progress and symptoms. As participants tolerated the activity, the program raised the target to about 150 beats per minute and lengthened the sessions. Meanwhile, the stretching group also completed daily prescribed exercises and participated in weekly coaching calls, ensuring both groups received regular attention and support.

While both groups improved over the course of the study, symptoms eased faster in the aerobic exercise group. Three months after enrollment, that group reported greater improvements in symptoms and health-related quality of life. The additional improvement averaged roughly three points on the symptom questionnaire—where participants scored about 32 initially—and four points on the quality-of-life measure. No adverse events related to trial participation were reported.

Led by Seattle Children’s pediatrician Sara Chrisman, the research team pointed out that extended recovery timelines can multiply challenges for adolescents, leading them to fall behind academically or become isolated from peer groups. Although this specific study did not measure the underlying biological mechanism, separate investigations have connected routine physical activity with enhanced concentration and memory, processes that may involve neurotrophic factors supporting nerve-cell growth. Having a structured program helps patients push through the fear of movement when headaches flare during a workout.

Study Parameter Aerobic Exercise Group Stretching Control Group
Sample Size (N) 104 participants 106 participants
Initial Symptom Score ~32 baseline ~32 baseline
Symptom Improvement Differential Greater reduction at 3 months Standard improvement

Contraindications & When to Consult a Doctor

Patients should always work with a medical provider, report any worsening symptoms promptly, and avoid sports and other restricted activities until cleared. Exploratory analyses in the trial found that participants enrolled more than 90 days after injury did not show a clear additional advantage over stretching alone, suggesting that individuals with symptoms lasting more than 3 months may require more intensive support—including help with school, sleep and mood.

Study Shows Teens Need More Exercise
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Priya Deshmukh - Senior Editor, Health

Priya Deshmukh Senior Editor, Health Deshmukh is a practicing physician and renowned medical journalist, honored for her investigative reporting on public health. She is dedicated to delivering accurate, evidence-based coverage on health, wellness, and medical innovations.

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