Sleep apnea may raise risk for dementia. Persons with sleep apnea developed mild cognitive impairment about 10 years earlier in life than those without sleep apnea.
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Study suggests low oxygen levels less time in deep shut eye may contribute to brain changes.
Can sleep apnea cause dementia like symptoms. A common breathing disorder called sleep apnea in which sleepers stop breathing hundreds of times during the night has been linked to memory decline and dementia. Overnight sleep testing determined that the woman had obstructive sleep apnea nightlong interruptions in breathing that reduce oxygen flow to the brain and prevent deep sleep. According to studies being awake for 20 consecutive hours or more affects the brain as much as having a 0 10 blood alcohol content.
Mild cognitive impairment or mci increases your risk of dementia but some people with mci remain quite stable in their functioning sleep apnea was correlated with the presence of alzheimer s at a younger age age 83 compared to age 88 in those without sleep apnea. Tau a protein that forms tangles in the brain is found in people with alzheimer s. Multiple sclerosis and other conditions caused by the body s immune system attacking nerve cells also can cause dementia.
But today s findings suggest that sleep disordered breathing leads to a buildup of a key marker for alzheimer s. Dementia like symptoms can result from fever or other side effects of your body s attempt to fight off an infection. Sleep apnea is considered a risk factor for dementia.
Sleep apnea which means failure to breathe during sleep can be obstructive or non obstructive. Common sleep problem linked to dementia. The link between apnea not breathing hypopnea under breathing and dementia had been identified before with age being the most common explanation because the sleep breathing problems tend to strike older adults.
What is sleep apnea. Poor sleep quality can also cause issues with cognitive function including the ability to form new memories. The findings are important because sleep apnea may affect more than half of seniors but is a treatable condition.
A new study finds that obstructive sleep apnea is tied to brain structure alterations found in early dementia and that low blood oxygen might be a factor. The interruptions can happen 10 or more times an hour and are quite common in older adults exacerbating or sometimes mimicking dementia symptoms. Obstructive sleep apnea is a chronic condition that can cause breathing to stop frequently during sleep.
In many people sleep apnea can lead to insomnia and sleep deprivation. People with sleep apnea have been shown not only to have impaired memory and executive function but also biomarker changes that are associated with alzheimer s disease.
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