# 10 Early Warning Signs of a Stroke Everyone Should Know to Take Prompt Action
Preventative health screening
A stroke happens when blood flow to part of the brain is blocked or when a blood vessel in the brain ruptures. Because brain tissue can be damaged quickly, recognizing the warning signs and getting emergency help fast can make a major difference.
Stroke symptoms often appear **suddenly**. They may be mild or severe, and in some cases they can disappear after a few minutes. Even if symptoms go away, they may represent
