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Concussion Danger Signs: When to Go to the Emergency Room

Traumatic brain injuries can range from mild to life threatening.

Lauren Smith, MAMandy Armitage, MD
Written by Lauren Smith, MA | Reviewed by Mandy Armitage, MD
Updated on October 1, 2025
Featuring Steven Flanagan, MDReviewed by Mandy Armitage, MD | October 1, 2025

The vast majority of traumatic brain injuries (TBIs) are mild, commonly referred to as concussions. Other TBIs may be severe. If untreated, a severe TBI could cause complications, permanent damage, or even death.

In this video, learn the signs that you should seek emergency medical care for a TBI, according to Steven Flanagan, MD, Chair of the Department of Rehabilitation Medicine at NYU Langone Health.

References

Georges, A., et al. (2023). Traumatic brain injury. StatPearls.

MedlinePlus. (2020). Traumatic brain injury.

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Lauren Smith, MA
Written by:
Lauren Smith, MA
Lauren Smith, MA, has worked in health journalism since 2017. Before joining GoodRx, she was the senior health editor and writer for HealthiNation.
Mandy Armitage, MD
Reviewed by:
Mandy Armitage, MD
Mandy Armitage, MD, has combined clinical medicine with her passion for education and content development for many years. She served as medical director for the health technology companies HealthLoop (now Get Well) and Doximity.

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