Once a patient has sustained an initial cerebral concussion, how much greater is the likelihood of her incurring a second one compared to an individual who has never sustained a concussion?

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Research indicates that once an individual has sustained an initial cerebral concussion, they are 3-6 times more likely to incur a second concussion compared to someone who has never had a concussion. This increased risk is due to a variety of factors, including the vulnerability of the brain following an initial injury and potential changes in brain function and structure.

Once a Patient Has Sustained an Initial Cerebral Concussion, How