One of the stranger symptoms of Covid — the loss of the sense of smell — is a symptom that, well before the pandemic, was considered to be a warning sign for dementia. The big question for researchers ...

Once a hallmark sign of many COVID-19 cases — sometimes more reliable than even flu-like symptoms at sniffing out people infected by the virus early in the pandemic — was the sudden loss of smell and ...

Loss of the sense of smell could be a warning sign of future Alzheimer’s disease, as a recent study published in Neurology, the medical journal of the American Academy of Neurology, noted. Those who ...