– This is a brain and these
are all blood vessels. And if one of them gets blocked, the brain can’t get enough blood. – Brain. – When a stroke happens a person’s brain isn’t getting
enough blood or oxygen. We have an easy way for you to recognize signs of a stroke. F.A.S.T – [Voiceover] F, face drooping. – [Voiceover] A, arm weakness. – [Voiceover] S, speech difficulty. – [Voiceover] T, time to call 911. – [Voiceover] Where can
you learn more about the F.A.S.T acronym in stroke. – [All] Strokeassociation.org – Let us know if you have
any heart or stroke question. – And we’ll explain it. – [All] Yay! Kids Explain.