alzheimers-dementia

Sleep apnea contributes to dementia in older adults, especially women
October 31, 2024
Sleep apnea, a common yet underdiagnosed sleep disorder, contributes to the development of dementia among adults -- particularly women, a new study suggests. At every age level, women with known or suspected sleep apnea were more likely than men to be diagnosed with dementia....
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New study shows combination therapy slows cognitive decline in at-risk populations
October 30, 2024
An important new study has demonstrated that a combination therapy can slow cognitive decline in older adults at risk for dementia.
Combining VR and non-invasive brain stimulation: A neurotechnology that boosts spatial memory without surgery
October 30, 2024
Researchers have joined forces to give a boost to spatial memory by creating a unique experimental setup that combines non-invasive deep-brain stimulation, virtual reality training, and fMRI imaging. The study demonstrates that targeted, painless electric impulses to the hippocampus and adjacent str...
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Smell loss linked to 100-plus diseases
October 29, 2024
Researchers reveal a link between olfactory loss and inflammation in 139 medical conditions. The researchers say loss of smell is an early sign of numerous neurological and bodily diseases.
Alzheimer's research: Superspreader fibrils caught in the act
October 28, 2024
In dementia diseases such as Alzheimer's, incorrectly folded proteins accumulate in the brain. Researchers have now resolved a particularly active species of protein fibrils with unprecedented precision. The formation of potentially toxic molecules on the surface of protein fibrils was studied from ...
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Popular diabetes and weight-loss drug may reduce risk of Alzheimer's disease
October 24, 2024
Researchers have found that semaglutide may lower the risk of Alzheimer's disease in people with type 2 diabetes (T2D).
Bilingualism may maintain protection against Alzheimer's
October 22, 2024
In a study, researchers use neuroimaging methods to examine brain resilience in regions of the brain linked to language and aging. They found that the hippocampus in bilinguals with Alzheimer's disease was noticeably larger than those who were monolingual when matched for age, education, cognitive f...
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Ancient viral DNA in the human genome linked to multiple sclerosis and amyotrophic lateral sclerosis
October 21, 2024
New research has revealed a connection between ancient viral DNA embedded in the human genome and the genetic risk for two major diseases that affect the central nervous system.
Research team connects loneliness with heightened risk of dementia in largest study of its kind
October 21, 2024
New research quantified the association between loneliness and dementia by analyzing data from more than 600,000 people around the world. The meta-analysis of 21 longitudinal studies showed that experiencing feelings of loneliness increased the risk of developing dementia by 31%....
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A new era of treating neurological diseases at the blood-brain-immune interface
October 17, 2024
A group of scientists say it's time to think differently about how to define and treat diseases such as Alzheimer's and multiple sclerosis.