How the human brain reboots after a coma or anesthesia

We are already accustomed to rebooting computers and smartphones.

the human brain restarts after anesthesia, coma, or deep sleep.

The researchers studied a group of 30 healthy adults who were anesthetized for three hours and a group of 30 other people who were not rendered unconscious.

It turned out that the brain turns on the disconnected departmentsgradually, not all at once. A person's capacity for abstract problem solving, which is handled by the prefrontal cortex, returns to online mode the fastest. Other areas of the brain, including those responsible for reaction time and attention, take longer.

Comparison with the control group showed that those who were under anesthesia took about three hours to fully recover.

Source: Science Alert