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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Biologically speaking, there is no organ as vital or complex as the brain. And yet, the brain still remains somewhat a of a ...

Powerful brain imaging has helped uncover why people with post-traumatic stress disorder (PTSD) who engage in negative self-talk may be struggling with the first line of treatment. The discovery, ...

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 ...