Yahoo Answers is shutting down on 4 May 2021 (Eastern Time) and the Yahoo Answers website is now in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

Lv 4

Anti Ignorance asked in Health Other - Health · 10 years ago

Is it true that getting knocked out 5 times can cause irreversible brain damage?

i was recently told (by an unreliable source -sibling) that getting knocked out 5 times can cause brain damage, is it true?

1 Answer

Relevance

Anonymous
10 years ago
Favourite answer
Being knocked out ONCE can cause brain damage. Anytime you lose consciousness from a blow to the head, you've experienced a mild traumatic brain injury (concussion).
Multiple concussions CAN have a lasting impact on your cognition. 5 times is definitely not healthy.

Still have questions? Get answers by asking now.