Minimally invasive olfactory brush biopsy flags biological signals of Alzheimer’s disease years before memory loss occurs.

A small prospective study from Taiwan showed that olfactory function begins to deteriorate at a radiation therapy dose of 22 Gy in patients with head and neck cancer. Only 17% of patients developed ...

Morphine and other strong pain medications may be directed to the central nervous system through a new approach to nasal drug administration, according to a study published in the Sept. 2011 issue of ...

Researchers have known for some time that insulin plays a vital role in regeneration and growth in some types of neurons that relay environmental sensory information to our brains, such as sight.