Olfactory training, platelet-rich plasma, electrical stimulation, and more: Here’s where the research stands on smell ...

The sense of smell is a complex process of the central nervous system that involves specific areas of the brain. In fact, olfactory dysfunction is seen in various central nervous system disorders that ...

Olfactory function is preserved in about a quarter of patients with Parkinson’s disease (PD), and may be predictive of disease course, say researchers. Olfactory testing has been used as a screening ...

Humans have about 400 odorant receptors (ORs), but scientists have had trouble finding ligands that match up with most of these ORs in lab settings—leaving them with a murky understanding of how ...

From sniffing out diseases and explosives, to some clever animal and dinosaur adaptations for life, the nose and its broad olfactory functions are an important, if somewhat underappreciated, part of ...

Exposure to ultrafine particles from traffic alters the expression of many genes in human olfactory mucosa cells, a new study shows. The study is the first to combine an analysis of emissions from ...