Neuroscience

Tau-based biomarker tracks Alzheimer's progression

Two pathologies drive the progression of Alzheimer's disease. Early on, amyloid beta plaques lead the way, but around the time cognitive symptoms arise, tau tangles take over as the driving force and cognition steadily declines. ...

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 ...

Parkinson's & Movement disorders

Brain waves may predict cognitive impairment in Parkinson's disease

A few minutes of data recorded from a single electrode placed on top of the head may be sufficient to predict thinking problems, including dementia, in patients with Parkinson's disease (PD). The finding from a new University ...

Psychology & Psychiatry

What is a panic attack?

A panic attack is an episode of intense fear with an abrupt onset, lasting from several minutes to up to an hour. It has many mental and physical symptoms such as chest pain, shortness of breath, nausea, dizziness, chest ...

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