Alzheimer's disease & dementia

Altered gut bacteria may be early sign of Alzheimer's disease

People in the earliest stage of Alzheimer's disease—after brain changes have begun but before cognitive symptoms become apparent—harbor an assortment of bacteria in their intestines that differs from the gut bacteria ...

Alzheimer's disease & dementia

New research reveals the start of Huntington's disease

Devastating neurodegenerative diseases like Huntington's, Alzheimer's, and Parkinson's are all associated with protein deposits in the brain, known as amyloid. Despite extensive research investment into the cause and toxicity ...

Medications

Q&A: Start of new era for Alzheimer's treatment

Researchers say we appear to be at the start of a new era for Alzheimer's treatment. Trial results published in January showed that for the first time a drug has been able to slow the cognitive decline characteristic of the ...

Neuroscience

Study shows an association between sleep apnea and brain volume

Studies have shown that sleep apnea is related to an increased risk of dementia. A new study looks at the relationship between sleep apnea and brain volume. The study is published in the May 31, 2023, online issue of Neurology.

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