Levels of iron in the brain could be a warning sign of future Alzheimer’s disease, a new study suggests. High levels of the chemical element have been shown to increase brain toxins and trigger ...

Dr. Gary Small answers the question: 'MRI, PET Scan for Alzheimer's Diagnosis?' May 4, 2009 -- Question: When are imaging diagnostics, such as an MRI or PET scan, used to determine whether I have ...

Biologically speaking, there is no organ as vital or complex as the brain. And yet, the brain still remains somewhat a of a mystery-there’s a lot that even experts don’t know. Another troubling fact ...

Isabella Strahan—who announced she was cancer-free in July 2024—returned to YouTube as she detailed her latest doctor visit ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I’ve always believed in being proactive about my health, but like most people, I usually only see a ...

Climber Alex Honnold is set to scale one of the world's tallest buildings without any ropes or safety nets.

Calvin Sun was a healthy 37-year-old when a full-body MRI scan showed a cyst in his kidney. Sun saw a urologist who was cautiously optimistic that it wasn’t cancerous and offered him a surgery ...