People often describe anesthesia as something that puts a patient in a "deep sleep." An anesthesiologist enters the operating ...

A recent study published in the journal Nature Neuroscience reported that brain clearance is reduced during anesthesia and sleep. Sleep represents a state of vulnerable inactivity. Given the risks of ...

A New Haven, Conn.-based Yale School of Medicine study published May 11 in Proceedings of the National Academy of Sciences found anesthesia may resemble both sleep and coma states in the brain, ...

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 ...

What happens in the brain when our conscious awareness fades during general anesthesia and normal sleep? Finnish scientists studied this question with novel experimental designs and functional brain ...

Joseph Curley, MD, is employed by Upstate Anesthesia Services, P.C., and is chief of anesthesiology at St. Mary’s Hospital in Troy, N.Y. Upstate Anesthesia Services is managed by Somnia, Inc. Q: Why ...

I recently had surgery. I spoke with the anesthesiologist and learned what would happen and what to expect. In the operating room, I got comfortable on the table and had a mask placed over my nose and ...

What happens in the brain when our conscious awareness fades during general anesthesia and normal sleep? Scientists studied this question with novel experimental designs and functional brain imaging.

Every day, some 60,000 patients enter a state more like coma than sleep when they undergo general anesthesia — according to an unsettling study published Dec. 30 in the New England Journal of Medicine ...

A new study revealed a pathological brain activity that precedes the onset of Alzheimer's first symptoms by many years: increased activity in the hippocampus during anesthesia and sleep, resulting ...

I recently had surgery. I spoke with the anesthesiologist and learned what would happen and what to expect. In the operating room, I got comfortable on the table and had a mask placed over my nose and ...