While it's especially common in older adults, tinnitus—a potentially devastating ringing in the ears—can affect people of all ages. Most often described as consistent buzzing, hissing or humming, ...

Variation of the magnitude of posterior alpha rhythm (8–12 Hz) has functional and behavioural effects in sensory processing and cognitive performances. Electrical brain activity, as revealed by ...

For the past 100 years, health care practitioners have valued electroencephalograms, or EEGs, for their clinical use—that is, their ability to visualize brain activity and to enable the diagnosis of ...