In the brain, specific electrical waves are associated with different states of consciousness. For instance, delta waves—also known as slow waves—are especially prevalent during deep sleep, as well as ...

Here’s what you’ll learn when you read this story: For decades, one of the best tools for probing the nature of human consciousness has been medicine’s most reliable method for switching it off: ...

A growing body of neuroscience research is challenging the long-held assumption that general anesthesia works by simply switching the brain off. Instead, multiple independent studies now point to a ...

In a New York Times article, Emery Neal Brown, MD, a professor of anesthesiology at Harvard Medical School and a practicing physician at Massachusetts General Hospital, answered questions about how ...

Hailed as one of the most important medical advances, the discovery of general anesthetics - compounds which induce unconsciousness, prevent control of movement and block pain - helped transform ...

(WHTM) — I recently underwent a procedure requiring me to have local anesthesia placed in the area where the doctor was working. I felt nothing and it was wonderful not worrying about pain while the ...