A new study has found that the loss of smell could be an early warning sign of Alzheimer’s disease, and the timing of diagnosis could help at-risk patients receive more effective treatment. The ...

These effects are based on brain plasticity — the brain’s ability to reshape itself in response to experiences and learning.

A mix of bacteria and sweat are likely to blame, experts say. But small changes can go a long way in reducing odors. Credit...Eric Helgas for The New York Times Supported by By Amy Jamieson Q: I live ...

One of the signature symptoms of COVID-19 infection in the early months of the pandemic was a loss of the sense of smell. Now, new research finds that is no longer the case, thanks to the new variants ...