You may enjoy this book entitled "Age Later" by Nir Barzilai

"Just one night without sleep can cause brain damage similar to Alzheimer's disease, study reveals" | Daily Mail Online

https://www.dailymail.com/sciencetech/article-15796087/sleep-deprivation-brain-damage-alzheimers.html 

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The review found that the time when someone is asleep is when the brain actively strengthens and stores memories made during the day.

Without enough sleep, the hippocampus quickly begins to work poorly, leading to weaker connections between brain cells and harmful waste to build up. 

Even one night of poor or missed sleep could start the downward spiral, causing weaker memory replay and higher levels of toxic proteins known as beta-amyloid and tau..."

"Eating Eggs Regularly May Significantly Slash Alzheimer's Risk"

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https://studyfinds.com/eating-eggs-regularly-may-significantly-slash-alzheimers-risk/ 

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Researchers who tracked nearly 40,000 older adults for more than 15 years found that people who ate eggs regularly were far less likely to be diagnosed with Alzheimer’s disease than those who never or rarely touched them. The most frequent egg eaters, those having five or more servings a week, showed a 27% lower risk..."