Sleep Disorder Research; Insomnia Research; Alzheimer

A deep slumber might help buffer against memory loss for older adults facing a heightened burden of Alzheimer's disease, new research from the University of California, Berkeley, suggests. Deep sleep, also known as non-REM slow-wave sleep,…

Adding to the growing body of evidence on sleep disturbances and cognitive impairment, new research finds significant links between three measures of sleep disturbance and the risk for developing dementia over a 10-year period. The results,…

A new Canadian study has found that older people with insomnia are at greater risk of developing memory decline and long-term cognitive impairment such as dementia. The study, published in the journal SLEEP, is based on data from more than…

The lethargy that many Alzheimer's patients experience is caused not by a lack of sleep, but rather by the degeneration of a type of neuron that keeps us awake, according to a study that also confirms the tau protein is behind that…

Multiple studies in humans and mouse models indicate that sleep disruptions raise the risk of Alzheimer's disease (AD) by increasing the accumulation of disease-relevant proteins such as amyloid-beta (A-beta) in the brain. In the current…

Like so many other good things in life, sleep is best in moderation. A multiyear study of older adults found that both short and long sleepers experienced greater cognitive decline than people who slept a moderate amount, even when the…