Key Takeaways

An aneurysm is a balloon-like swelling that forms when a blood vessel wall is stretched out by blood flow

Up to 5% of the U.S. population may have a brain aneurysm, though most people never experience symptoms

Treatment often involves monitoring the growth unless the aneurysm is high-risk or has already ruptured

FRIDAY, Oct. 24, 2025 (HealthDay News) — Reality TV star, actress and mom Kim Kardashian, 45, disclosed in the season premiere of “The Kardashians” that a small aneurysm was detected in her brain.

An aneurysm occurs when a blood vessel wall weakens and stretches, creating a balloon or bubble. While aneurysms can appear anywhere, those in the brain, known as cerebral aneurysms, are likely more common than people realize, with estimates suggesting that 3% to 5% of

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