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 ...

PET and MRI scans may together distinguish a new type of dementia from Alzheimer’s disease (AD), a 2026 retrospective, ...

For many people who have “recovered” from COVID-19, the illness lingers as brain fog: forgotten appointments, lost words mid-sentence, a mind that feels wrapped in cotton. A growing body of brain ...

The National Institutes of Health completed two yearslong studies that did not find any noticeable differences in the brains of people who are believed to have “Havana syndrome” and those who don’t.

Damage to the brainstem—the brain's 'control center'—is behind long-lasting physical and psychiatric effects of severe COVID-19 infection, a study suggests. Using ultra-high-resolution scanners that ...

For an insubstantial fee, many private clinics in the UK offer full-body MRI scans to detect disease and abnormalities at the earliest stage. Kim Kardashian and Kate Hudson are fans. (Other celebrity ...

An advantage of whole-body MRIs over CTs is that they use magnets and radio waves, which eliminate the type of radiation linked to cancer. But that doesn’t mean they’re risk-free or the right choice ...