confusion, vision changes, seizure, weakness, or loss of consciousness. The American Stroke Association warns that a sudden intense headache may signal a ruptured aneurysm and requires immediate medical attention.

Stroke-like symptoms should also be treated urgently. The CDC advises calling emergency services right away for sudden numbness or weakness, confusion, trouble speaking, vision trouble, trouble walking, dizziness, loss of balance, or a sudden severe headache with no known cause.

Who May Be at Higher Risk?

Some factors may raise the risk of developing a brain aneurysm or experiencing complications. These