Neuroscience

Sleep problems may be early sign of Alzheimer's

Poor sleep may be a sign that people who are otherwise healthy may be more at risk of developing Alzheimer's disease later in life than people who do not have sleep problems, according to a study published in the July 5, ...

Medical research

Protein shapes could indicate Parkinson's disease

ETH Zurich researchers have found that a set of proteins have different shapes in the spinal fluid of healthy individuals and Parkinson's patients. These could be used in the future as a new type of biomarker for this disease.

Neuroscience

Video: Cleaning system of the brain captured in 3-D footage

All biological activity in the body produces waste that needs to be removed. This is also true for the brain. Previous research has shown that mouse brains have their own cleaning system, which is called the glymphatic system. ...

Alzheimer's disease & dementia

Different biological variants discovered in Alzheimer's disease

Dutch scientists have discovered five biological variants of Alzheimer's disease, which may require different treatments. As a result, previously tested drugs may incorrectly appear to be ineffective or only minimally effective. ...

Alzheimer's disease & dementia

Neuroscientists solve mysteries about leading biomarker for Alzheimer's

University of Virginia neuroscientists have revealed how a toxic form of tau protein, notorious for forming tangles in the brains of people with Alzheimer's disease and several other neurodegenerative disorders, spreads through ...

Neuroscience

New insights on the importance of skull channels for brain health

Investigators led by a team at Massachusetts General Hospital (MGH) that previously discovered tiny channels in the skull have now found that cerebrospinal fluid (also known as "brain water") can exit the brain into the skull's ...

Medical research

Sperm crawl and collide on way to egg, researchers say

Scientists at the Universities of Birmingham and Warwick have shed new light on how sperm navigate the female reproductive tract, 'crawling' along the channel walls and swimming around corners; with frequent collisions.

Alzheimer's disease & dementia

Stopping Alzheimer's before first symptoms appear

New research just out in the journal Science Translational Medicine opens the door for the development of treatments capable of stopping Alzheimer's disease (AD) before its first symptoms, that is to say before any crucial ...

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