News tagged with blood flow
Related topics: blood vessels , brain , heart attack , stroke , heart muscle
Choking game prevalent among teens in Texas
Nearly one out of seven college students surveyed at a Texas university has participated in the Choking Game, a dangerous behavior where blood flow is deliberately cut off to the brain in order to achieve a high, according ...
Health
Jan 18, 2012 |
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Vasodilator hormone improved kidney function, blood flow in PKD model
After a four-week course of the vasodilator hormone relaxin, kidney function and blood flow immediately improved in lab rats genetically altered to model polycystic kidney disease (PKD), a life-threatening genetic disorder, ...
Medical research
Dec 06, 2011 |
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Are doing harm and allowing harm equivalent? Ask fMRI
People typically say they are invoking an ethical principle when they judge acts that cause harm more harshly than willful inaction that allows that same harm to occur. That difference is even codified in criminal law. A ...
Psychology & Psychiatry
Dec 02, 2011 |
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Risk factors for CCSVI are similar to risk factors for developing MS, study shows
The first study to investigate risk factors for the vascular condition called CCSVI (chronic cerebrospinal venous insufficiency) in volunteers without neurological disease has identified what the researchers call a remarkable ...
Neuroscience
Nov 30, 2011 |
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Promising and perilous? The ambivalent role of the CXCL12/ CXCR4 axis in heart repair
The chemokine CXCL12 acts as a chemical signal which mobilizes hematopoietic and other types of stem cells to leave the bone marrow and enter the circulation. Secretion of CXCL12 also guides these cells to sites at which ...
Cardiology
Nov 30, 2011 |
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L-arginine: Supplement tested on fit, athletic men shows no advantage
One of the most recent, popular supplements for athletes looking to boost performance comes in the form of a naturally-occurring amino acid called L-arginine.
Other
Nov 22, 2011 |
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New design for mechanical heart valves
The heart's valves, which guarantee the unidirectional flow of blood from one chamber to another, are asymmetrical. For example, the two flaps of the heart's mitral valve – which regulates blood flow between the left ...
Medical research
Nov 22, 2011 |
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South Asian patients require three times as much repeat angioplasty as white Europeans
South Asian patients with coronary artery disease were almost three times as likely to be readmitted to hospital for further interventional treatment to arterial plaque than their White European counterparts, according to ...
Cardiology
Nov 21, 2011 |
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Form and function: New MRI technique to diagnose or rule out Alzheimer's disease
On the quest for safe, reliable and accessible tools to accurately diagnose Alzheimer's disease, researchers from the Perelman School of Medicine at the University of Pennsylvania found a new way of diagnosing and tracking ...
Neuroscience
Nov 16, 2011 |
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AAOS issues new clinical practice guideline for treating common elbow fractures in children
The American Academy of Orthopaedic Surgeons (AAOS) Board of Directors has recently approved and released an evidence-based clinical practice guideline (CPG) on "The Treatment of Supracondylar Humerus Fractures."
Other
Nov 16, 2011 |
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Drug-eluting balloons are a promising tool in treatment of narrowed metal stents
A drug-coated balloon inserted in a narrowed bare metal stent is a promising therapy for restoring blood flow, according to research (Abstract 10244) presented at the American Heart Association's Scientific Sessions 2011.
Cardiology
Nov 16, 2011 |
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Study shows left side of brain more active in immoral thinking
(Medical Xpress) -- Because the brain is so complex, researchers are forced to devise all manner of different types of tests in trying to understand not just how it works, but which parts of it do what. To ...
Neuroscience
Nov 16, 2011 |
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Atherosclerotic plaques' downstream spread linked to low shear stress
In human coronary arteries, atherosclerotic plaques tend to spread downstream because of the changes in blood flow patterns the plaque causes, researchers have found.
Cardiology
Nov 15, 2011 |
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Surgery to prevent stroke causes too many complications
An operation for preventing repeat strokes in high-risk patients has failed in a multi-institutional clinical trial, scientists report in the Journal of the American Medical Association.
Cardiology
Nov 15, 2011 |
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Gelatin-based nanoparticle treatment may be a more effective clot buster
A targeted, nanoparticle gelatin-based clot-busting treatment dissolved significantly more blood clots than a currently used drug in an animal study of acute coronary syndrome presented at the American Heart Association's ...
Cardiology
Nov 14, 2011 |
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