A brain aneurysm (also called a cerebral aneurysm or an intracranial aneurysm) is a ballooning arising from a weakened area in the wall of a blood vessel in the brain. If the brain aneurysm expands ...

A colorized computed tomography (CT) scan of the brain revealing blood vessels in the brain. A new study finds microplastics accumulate at higher levels in human brains than in the liver and ...