That sleeping well plays a vital part in a good and happy life has been understood for about as long as human beings have been understanding things. 631 more words
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Choosing the Best Mattress for Lower Back Pain
Sleeping on the wrong mattress can cause or worsen lower back pain. Lack of support from a mattress reinforces poor sleeping posture, strains muscles and does not help keep the spine in alignment, all of which contribute to low back pain. 435 more words
While the brain sleeps, it clears out harmful toxins, a process that may reduce the risk of Alzheimer’s, researchers say.
During sleep, the flow of cerebrospinal fluid in the brain increases dramatically, washing away harmful waste proteins that build up between brain cells during waking hours, a 576 more words