Neuroscience

The future of mind control

Electrodes implanted in the brain help alleviate symptoms like the intrusive tremors associated with Parkinson's disease. But current probes face limitations due to their size and inflexibility. "The brain is squishy and ...

Cardiology

Atrial fibrillation common and incurable, but controllable

One of the most common problems cardiologists handle is atrial fibrillation, also called AFib or AF. AFib is an abnormal or irregular heartbeat that can lead to blood clots, stroke, heart failure and other heart-related complications.

Cardiology

Atrial fibrillation: New marker for atrial damage discovered

Atrial fibrillation is a common abnormal heart rhythm. It is treated either with medications or by applying heat or extreme cold to destroy small specific tissue areas in the atrium. This inevitably causes small wounds. A ...

Cardiology

What's at the 'heart' of a heartbeat?

In the confines of the thoracic chamber, a heart has lost its rhythm. Its two upper chambers, the atria, are beating out of sync with the two lower chambers, the ventricles. The resulting chaos is called atrial fibrillation ...

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