Dear Doctors: Over the last couple of years, whenever I put on perfume or use a different skin product, I get a burning smell in my nose. It can take days or sometimes up to a week to clear. Why does ...

What causes olfactory hallucinations (phantosmia)? Answer From Jerry W. Swanson, M.D. An olfactory hallucination (phantosmia) makes you detect smells that aren't really present in your environment.

Hey guys...<br><br>I am smelling an unpleasant odor that is not there. This happens to me occasionally (once every 3 or so months), but it is usually gone when I wake ...

Psychosis is popularly portrayed as visual hallucinations and paranoid delusions (e.g., "A Beautiful Mind," "Shutter Island"). Psychotic conditions, like schizophrenia-spectrum disorders, actually ...