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 ...

Spinal anesthesia doesn’t cause or worsen restless leg syndrome, according to a new study published as a letter to the editor in the Nov. 20 issue of the New England Journal of Medicine. The study ...

Increased exposure to general anesthesia during surgical procedures is associated with long-term decline in executive function, selective attention and mental speed, and information processing speed.

A recent neuropsychological evaluation diagnosis impugned several controversial theories about anesthesia and cognitive decline. As a medicinal therapy to relieve pain and brain dysfunction, ...