Medical research

Researchers grapple with probabilities of species mortality

Despite aging being one of the hottest topics in the media recently, scientists have no coherent explanation for it. New demographic data on humans, animals and plants for the first time unveils an extraordinary diversity ...

HIV & AIDS

HIV infections plummet since 2001: UN

New HIV infections have plummeted by a third overall since 2001 and more than halved among children, the United Nations said Monday.

Neuroscience

Memory-related brain network shrinks with aging

Brain regions associated with memory shrink as adults age, and this size decrease is more pronounced in those who go on to develop neurodegenerative disease, reports a new study published Sept. 18 in the Journal of Neuroscience ...

Neuroscience

Breakthrough discerns normal memory loss from disease

(Medical Xpress)—Cornell researchers have developed a reliable method to distinguish memory declines associated with healthy aging from the more-serious memory disorders years before obvious symptoms emerge. The method ...

Alzheimer's disease & dementia

Key molecular pathways leading to Alzheimer's identified

Key molecular pathways that ultimately lead to late-onset Alzheimer's disease, the most common form of the disorder, have been identified by researchers at Columbia University Medical Center (CUMC). The study, which used ...

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