The brains of mammals continuously combine signals originating from different regions to produce various sensations, emotions ...

Anesthesia keeps patients safely unconscious during surgery—though researchers are still learning exactly how it works. The age of anesthesia began in 1846, when a man named Edward Abbott came to ...

Imagine having ankle surgery without general anesthesia, watching the whole procedure in real time, then walking out of the procedure on that very ankle. That’s just what patient Bill Segraves of ...

Older adults who avoid surgery because they fear general anesthesia will cause thinking declines need not worry, researchers report. A study of more than 1,000 patients who had heart surgery at four ...