A scratch-and-sniff screening tool that identifies impaired sense of smell, a common symptom of COVID-19, could help quickly pinpoint cases, CBS News reports. Researchers from the University of ...

Scientists have long known of a link between loss of smell and dementia — mainly because the plaque buildup that signals dementia initially occurs in parts of the brain related to memory and smell.

The human sense of smell connects directly to brain regions responsible for memory and cognitive function, making it a surprisingly accurate window into neurological health. As people age, changes in ...

BOSTON — Something as simple as smelling a scratch-and-sniff card might help doctors spot Alzheimer’s disease years before memory problems begin. New research from Massachusetts General Hospital shows ...

Researchers at Mass General Brigham have developed a test that may help determine your risk of developing Alzheimer’s. This simple smell test could be a game-changer in the battle against the disease.

In mild to moderate cases of coronavirus, a loss of smell, and therefore taste, is emerging as one of the most unusual early signs of the disease called Covid-19. "What's called anosmia, which ...