Sleep and dementia: Melatonin is a molecule, which is released as a hormone of the pineal gland predominantly during night. Melatonin secretion decreases during aging. Reduced melatonin levels are also observed in various diseases, such as types of dementia. A common symptom of insufficient melatonin signaling is sleep disturbances. Melatonin immediate release is already effective for reducing difficulty in sleeping.
Answered 5/17/2016
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Sleep Apnea: Prolonged untreated sleep apnea can cause cognitive deficits and progressively with older age greater than 65 the risk of dementia may be aggravated due to chronic cognitive deficits.
Answered 8/14/2013
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