Alzheimer’s and Dementia

Dementia can sometimes be hereditary, but in most cases, it is not directly passed down from parent to child. The most common form of dementia, Alzheimer’s disease, is typically influenced by a combination of age, lifestyle, and environmental factors rather than a single inherited gene. While having a family member with dementia may increase a person’s…

A new study published in Nature Communications suggests that a simple nasal swab could one day become a powerful tool for detecting Alzheimer’s disease in its earliest stages—potentially years before memory loss or cognitive symptoms begin. Researchers found that cells collected from deep inside the nasal cavity, where smell-related nerve cells reside, may carry early biological signals of the…