How Brain Triggers Deep Sleep

How Brain Triggers Deep Sleep
Highlights

Scientists have found that switching on one area of the brain chemically can trigger deep sleep. They’ve found that certain types of sedative drugs work by \'switching on\' neurons in a particular area of the brain, called the preoptic hypothalamus. Their work on mice showed that it is these neurons that are responsible for shutting down the areas of the brain that are inactive during deep sleep.

London: Scientists have found that switching on one area of the brain chemically can trigger deep sleep. They’ve found that certain types of sedative drugs work by 'switching on' neurons in a particular area of the brain, called the preoptic hypothalamus. Their work on mice showed that it is these neurons that are responsible for shutting down the areas of the brain that are inactive during deep sleep. Following a period of sleep deprivation, the brain triggers a process that leads to deep recovery sleep.

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