Too much or not enough sleep can lead to greater cognitive decline

Too much or not enough sleep can lead to greater cognitive decline
Too much or not enough sleep can lead to greater cognitive decline
Too much or not enough sleep can lead to greater cognitive decline... and 7.5 hours is the right amount to preserve the brain and offset Alzheimer's disease, new study shows Seven and a half hours is 'sweet spot' to preserve brain and offset Alzheimer's  Those who get too little or too much sleep experience greater cognitive decline In study 100 older adults slept with monitor strapped to foreheads most nights

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If you're in the habit of trying to get eight hours of sleep a night, you might want to start setting your alarm 30 minutes earlier.

Because seven and a half hours is the 'sweet spot' to preserve the brain and offset Alzheimer's disease, a study shows.

Those who get too little or too much sleep experience greater cognitive decline, according to research. 

Seven and a half hours is the 'sweet spot' to preserve the brain and offset Alzheimer's disease, a study shows. (Stock image)

Seven and a half hours is the 'sweet

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